Bulletin 1494V Variable Depth Flange-Mounted Disconnect Switches. Bulletin 1494F Fixed-Depth Flange-Mounted Disconnect Switches

Transcription

1 2 Bulletin 1494 NEMA Disconnect Switches Section Overview Bulletin 1494V Variable Depth Flange-Mounted Disconnect Switches Open Type, Fusible A Open Type, Non-Fusible A Page 2-3 Bulletin 1494V Variable Depth Flange-Mounted Circuit Breakers Open Type, A Page 2-7 Bulletin 1494V Variable Depth Flange-Mounted Remote or Dual Type Operating Mechanisms Disconnect Type, A Circuit Breaker Type, A Page 2-9 Bulletin 1494F Fixed-Depth Flange-Mounted Disconnect Switches Open Type, Fusible, A Open Type, Non-Fusible, A Page 2-11 Bulletin 1494F Enclosed Flange-Mounted Disconnect Switches Enclosed, Non-Fusible, A Page

2 Bulletin 1494 NEMA Disconnect Switches Section Overview, Continued Bulletin 1494D Fixed-Depth Flange-Mounted Circuit Breakers Open Type, A Page 2-15 Bulletin 1494M Fixed-Depth Remote Operated Flange-Mounted Disconnect Switches Open Type, Fusible, A Open Type, Non-Fusible, A Page 2-17 Bulletin 1494R Variable-Depth Door-Mounted Rotary Disconnect Switches Open Type, A Page 2-19 Bulletin 1491 Fuse Blocks Available from A Page

3 2 Bulletin 1494V Variable-Depth Flange-Mounted Disconnect Switches To obtain a complete Disconnect Switch, order the following components: Disconnect Switch (Auxiliary Contacts Shown Are Optional) + Fuse Clip Kit OR + + Connecting Rod Operating Handle AND Trailer Fuse Block Kit Bulletin 1494V Adaptable to Type 1, 3, 3R, 12, or Type 4, 4X Enclosures Disconnect Switches Available from A Highly Visible ON and OFF Indicator with a Color Coded Handle Fusible or Non-Fusible Versions CanBeUsedwithClass H, J and R Fuses Optional Auxiliary Contacts TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Specifications Approximate Dimensions Description Bulletin 1494V variable depth flange mounted disconnect switches meet industrial requirements for dependable manually operated disconnecting means. Operating handles and disconnecting means are adaptable to Type 1, 3, 3R, 12, or Type 4, 4X enclosures with flange-mount construction. Conformity to Standards: IEC CSA C22.2 No. 4 Approvals: CE Marked Per Low Voltage Directive 73/23/EEC, 93/68/EEC UL 98 CSA Certified (File No. LR 1234) UL Listed (File No. E 47426) Your order must include: of the disconnect switch (fusible or non-fusible). of the operating handle. of the connecting rod. of the trailer fuse block kit. of the fuse clip kit. A complete installation consists of a disconnect switch, an operating handle, connecting rod, trailer fuse block kit and fuse clip kit (for installations that require fusing). If required, of any accessories. 2-3

4 Bulletin 1494V Variable-Depth Flange-Mounted Disconnect Switches Product Selection Fusible Disconnect Switch Kits Includes switch, connecting rod, handle, trailer fuse block and fuse clips Size (A) IEC Applications Maximum kw (AC23) V 3, 50Hz 3, 60Hz V V Complete Disconnect Switch Kits for Type 1, 3, 3R and 12 Enclosures 115V V UL and CSA Applications Maximum HP AC 1 DC ➊ 230V 460V 575V 115V 230V 125V 250V Fuse Size A A A ➌ A A A Fuse Volt. Fuse Clips ➋ 250 H 1494V-DH R 1494V-DR H, J 1494V-DH R 1494V-DR H 1494V-DH R 1494V-DR H, J 1494V-DH R 1494V-DR H 1494V-DH R 1494V-DR H, J 1494V-DH R 1494V-DR H 1494V-DH R 1494V-DR H, J 1494V-DH R 1494V-DR H 1494V-DH R 1494V-DR H, J 1494V-DH R 1494V-DR H 1494V-DH606 ➍ 250 R 1494V-DR606 ➍ 600 H 1494V-DH606 ➍ 600 R 1494V-DR606 ➍ 600 J 1494V-DJ606 ➎ Non-Fusible Disconnect Switch Kits Includes switch, connecting rod, handle (line and load lug connectors located in Accessories section) Size (A) V IEC Applications Maximum kw (AC23) Complete Disconnect Switch Kits for Type 1, 3, 3R and 12 Enclosures 3, 50Hz 3, 60Hz V V V UL and CSA Applications Maximum HP AC1 DC ➊ 230V 460V 575V 115V 230V 125V 250V ➋ V-DN V-DN V-DN ➌ V-DN V-DN V-DN600 ➊ Ratings based on utilizing two poles in series to break one line of the DC supply voltage and the remaining pole breaking the second DC supply line. ➋ Long Connecting Rods Disconnect switch kits are also available with a long connecting rod. To order, add the letter L after the letter H, N or R in the ➌ 50 Hpat200V AC; 60 Hpat208V AC. ➍ Use 1494R-N11 lug kit for wiring to the disconnect. ➎ Class J fuses bolt directly to the switch and trailer fuse block. Accessories Page 2-21 Specifications Page 2-25 Approximate Dimensions Page

5 Bulletin 1494V Variable-Depth Flange-Mounted Disconnect Switches Product Selection, Continued Disconnect Switches Size ➊ (A) V Connecting Rods IEC Utilization Category AC-23 Maximum Rating kw Maximum Operational Voltage Ue 660V 3, 50Hz 3, 60Hz V V V NEMA, UL, CSA Maximum Rating Hp AC 1 DC ➋ 230V 460V 575V ➌➍ Switch Only V-DS V-DS V-DS ➎ V-DS V-DS V-DS600 Approximate dimensions are in inches (millimeters). Approximate dimensions are not intended for manufacturing purposes. Disconnect Switch Size (A) 30, 60, 100, , 600 Enclosure Depth ➏ Minimum Maximum 6-3/4 (172) 9-1/8 (232) 1494V-RA1 9-1/8 (232) 23 (585) 1494V-RA2 9 (229) 9-1/4 (235) 1494V-RB1 ➐ 9 (229) 23 (585) 1494V-RB2 ➐ Operating Handles Enclosure Type Description Mounting Disconnect Switch Type 1, 3, 3R, 12 Type 4, 4X Painted Metal Stainless Steel Right or Left Flange Right or Left Flange Type 4, 4X Non-Metallic Right Flange Only 30, 60, 100 & 200 A 1494V-H1 400, 600 A 1494V-H2 30, 60, 100 & 200 A 1494V-W1 400, 600 A 1494V-W2 30, 60, 100 & 200 A 1494V-R1 400, 600 A 1494V-R2 ➊ Also rated operational current for utilization categories AC-20 and AC-21 (IEC 408). For 1 ratings or other AC or DC utilization categories, consult your local Allen-Bradley Sales Office. ➋ Ratings based on utilizing two poles in series to break one line of the DC supply voltage and the remaining pole breaking the second DC supply line. ➌ Devices are field convertible from right hand to left hand flange operation. ➍ Connecting Rods and Operating Handles must be ordered separately. ➎ 50 Hp at 200V AC; 60 Hp at 208V AC. ➏ Enclosure depth is measured from the top of the flange to the disconnect means mounting surface (mm). ➐ Two per installation required. Accessories Page 2-21 Specifications Page 2-25 Approximate Dimensions Page

6 Bulletin 1494V Variable-Depth Flange-Mounted Disconnect Switches Product Selection, Continued Fuse Clip Kits Includes six clips and mounting hardware Trailer Fuse Block Kits Fuse Class Fuse Clip Rating (A) For Class H and J fuses, select the proper fuse clip kit from the table above. For UL Class R fuse applications, non-removable rejection type clips are mounted on the trailer fuse block at the factory. Three additional clips are included for mounting on the disconnect switch. 250V 600V H N41 H, J N42 H, J N43 H, J N44 H, J N45 H, J N46 ➊ Disconnect Size (A) UL Class C, H and J ➋ UL Class R Fuse Size (A) Fuse Size (A) 250V 600V V-FS V-FSR V-FS V-FSR V-FSR V-FS V-FSR V-FS V-FSR V-FSR V-FS V-FSR V-FS21 ➌ V-FSR V-FS V-FSR V-FS42 ➌ V-FSR V-FS V-FSR644 Class H Class J V-FS V-FSR N621 ➍ V-FS600 ➌ R621 ➍ ➊ Not required when installing A fuses on the 200 A disconnect switch, 1494V-DS200. ➋ Down Fusing For all Class H and J applications, order the Trailer Fuse Block kit for the size disconnect being used and order the lower ampacity Fuse Clip Kit. Note: The 100 A disconnect size requires that an Adapter Kit, 1401-N170 also be ordered. For Class R applications, refer to the trailer fuse block kit table above for listed devices. ➌ For use with Class J fuses that bolt directly to the switch (fuse clips not required). ➍ Single Pole Fuse Block Three required per installation. (Use 1494R-N11 lug kit for wiring to the disconnect.) Accessories Page 2-21 Specifications Page 2-25 Approximate Dimensions Page

7 2 Bulletin 1494V Variable-Depth Flange-Mounted Circuit Breakers Circuit Breaker Type To obtain a complete Operating Mechanism, order the following components: Bulletin 1494V Circuit Breaker Operating Mechanism (Circuit Breaker is Shown But Not Supplied With Operating Mechanisms) + OR + Connecting Rod Operating Handle Adaptable to Type 1, 3, 3R, 12, or Type 4, 4X Enclosures Circuit Breaker Operating Mechanisms Available A Frame Breakers Highly Visible ON and OFF Indicator with a Color-Coded Handle Optional Auxiliary Contacts TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Specifications Approximate Dimensions Description Bulletin 1494V variable-depth flange-mounted circuit breakers meet industrial requirements for dependable manually operated disconnecting means. Operating handles and disconnecting means are adaptable to Type 1, 3, 3R, 12, or Type 4, 4X enclosures with flange-mount construction. Conformity to Standards: Approvals: CSA C22.2 No. 4 CSA Certified (File No. LR 1234) UL 98 UL Listed (File No. E 47426) Your order must include: of the circuit breaker. of the operating handle. of the connecting rod. A complete installation consists of a circuit breaker, an operating handle, and connecting rod. If required, of any accessories. 2-7

8 Bulletin 1494V Variable-Depth Flange-Mounted Circuit Breakers Product Selection Circuit Breaker Type, Continued Circuit Breaker Operating Mechanism The mechanism listed must be combined with a connecting rod, operating handle, and circuit breaker (supplied by customer) to obtain a functional device. 3-Pole Circuit Breaker ➊ Manufacturer Size (A) Frame Designation Cutler-Hammer/ Westinghouse Cutler-Hammer/ Westinghouse EHD, FD, FDB, FDC, HFD, HMCP JD, JDB, JDC, HJD, HMCP KD, KDB, KDC, HKD, HMCP Operating Mechanism Right Hand Left Hand 1494V-M V-M V-M V-M V-M V-M60 Connecting Rods Approximate dimensions are in inches (millimeters). Approximate dimensions are not intended for manufacturing purposes. Circuit Breaker FrameSize(A) 150, 250, and 400 Enclosure Depth Minimum Maximum 6-3/4 (172) 9-1/8 (232) 1494V-RA1 9-1/8 (232) 23 (585) 1494V-RA2 Operating Handle Enclosure Type Type 1, 3R, 3 and 12 Type 4, 4X Metallic Mounting Right or Left Flange Right or Left Flange Circuit Breaker FrameSize(A) Operating Handle 150, 250 and V-H11 150, 250 and V-W11 ➊ Circuit breakers to be provided by user. Accessories Page 2-21 Specifications Page 2-26 Approximate Dimensions Page

9 2 Bulletin 1494V Variable-Depth Flange-Mounted Operating Mechanisms Remote or Dual Type Bulletin 1494V Remote Drive Operating Mechanism Main Drive Dual Operating Mechanism (Includes Operating Handle) Adaptable to Type 1, 3, 3R, 12, or Type 4, 4X Enclosures Disconnect Switches Available from A Highly Visible ON and OFF Indicator with Color Coded Handle For Use with Disconnect Switches or Circuit Breaker For Remote or Dual Operating Handle Applications TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Description Remote Handling Mechanisms Allow the operating handle to be mounted either above or below the disconnect means. Dual Operating Mechanisms Permit the control of two disconnect means utilizing a common operating handle. Operation Both the Remote and Dual Operating Mechanisms consist of two components a main drive mechanism (which includes the operating handle) and a remote drive mechanism. To obtain a functional device, these components must be properly combined with a connecting link (supplied by customer), disconnect means, and connecting rod. Specifications Approximate Dimensions Conformity to Standards: Approvals: CSA C22.2 No. 4 CSA Certified (File No. LR 1234) UL 98 UL Listed (File No. E 47426) Your order must include: of the remote driver or main drive dual operating mechanism. If required, of any accessories. 2-9

10 Bulletin 1494V Variable-Depth Flange-Mounted Operating Mechanisms Product Selection Remote or Dual Type, Continued Remote or Dual Operated Mechanisms Separate Components Type of Mechanism Remote Enclosure Type Type 1, 3, 3R, and 12 Type 4 Disconnect Switch Size Circuit Breaker 30, 60, 100 and 200 A 400 A, 600 A Cutler-Hammer/ Westinghouse 150 A, 250 A & 400 A EHD, FD, FDB, FDC, HFD, HMCP, JD, JDB, JDC, HJD, KD, KDB, KDC, HKD 30, 60, 100 and 200 A 400 A, 600 A Cutler-Hammer/ Westinghouse 150 A, 250 A & 400 A EHD, FD, FDB, FDC, HFD, HMCP, JD, JDB, JDC, HJD, KD, KDB, KDC, HKD Mounting Right Left Right Left Right Left Right Left Right Left Right Left ➊ 1494V-H5 1494V-HL5 1494V-H8 1494V-HL8 1494V-H V-HL V-W5 1494V-WL5 1494V-W8 1494V-WL8 1494V-W V-WL10 Dual Type 1, 3, 3R, and 12 Type 4 Two 30 A, Two 60 A, Two 100 A or any Combination of Two ASwitches Two 30 A, Two 60 A, Two 100 A or any Combination of Two ASwitches Cutler-Hammer/ Westinghouse Two 150 A EHD, FD, FDB, FDC, HFD, HMCP Cutler-Hammer/ Westinghouse Two 150 A EHD, FD, FDB, FDC, HFD, HMCP Right Left Right Left Right Left Right Left 1494V-H V-HL V-H V-HL V-W V-WL V-W V-WL95 ➊ Includes Main and Remote Drive Mechanisms. Does not include rectangular bar stock (1/4 inch) 6.35 mm x (5/8 inch) 15.8 mm connecting bar between disconnecting means and connecting rod, to be supplied by user. Accessories Page 2-21 Specifications Page 2-25 Approximate Dimensions Page

11 2 Bulletin 1494F Fixed-Depth Flange Mounted Disconnect Switches To obtain a complete Fusible Disconnect Switch, order the following components: Bulletin 1494F 1494F-NF30 Disconnect Switch and Operating Mechanism F-J633 Fuse Block Adapter Plate Kit with Fuse Clips Adaptable to All Type 1 and Type 12 Enclosures with Right or Left Hand Flange Construction Disconnect Switch Available from A Highly Visible ON and OFF Indicator CanBeUsedwithClass H, J and R Fuses Optional Auxiliary Contacts TABLE OF CONTENTS Description Page Description Page Product Selection DisconnectType Accessories Specifications Approximate Dimensions Description Bulletin 1494F Fixed-Depth Flange-Mounted Disconnect Switches meet industrial requirements for a dependable manually operated disconnecting means. The Fusible Disconnect Switch Assembly is made up of two components a Disconnect Switch and Operating Mechanism and a Fuse Block Adapter Kit, with fuse clips. Conformity to Standards: Approvals: IEC CE Marked Per Low Voltage Directive CSA C22.2 No. 4 73/23/EEC, 93/68/EEC UL 98 CSA Certified (File No. LR 1234) UL Listed (File No. E 47426) Your order must include: of the disconnect switch fusible or non-fusible. of the Fuse Block Adapter Plate Kit with fuse clips. To obtain a complete fusible disconnect switch the above items must be on your order. Accessories, if necessary. 2-11

12 Bulletin 1494F Fixed-Depth Flange Mounted Disconnect Switches Product Selection Fusible Disconnect Switch Kits Includes switch, operating mechanism and handle (line and load lug connectors located in the Accessories section on page 2-22). To obtain a complete fusible disconnect switch, select the proper Fuse Block Adapter Plate Kit with fuse clips from the table below. Size (A) IEC Applications Maximum kw (AC23) V Non-Fusible Disconnect Switch Kits Includes switch, operating mechanism, and handle (line and load lug connectors located in the Accessories section on page 2-21). Fuse Block Adapter Plate Kits with Fuse Clips Disconnect Switches for Type 1 and Type 12 Enclosures UL and CSA Applications Maximum Hp AC 1 DC ➊ Open Type without Enclosure Flange Construction 3, 50Hz 3, 60 Hz Right Hand Left Hand V V V 230V 460V 575V 115V 230V 125V 250V F-NF F-NFL F-NF F-NFL F-NF F-NFL F-NF F-NFL200 Size (A) IEC Applications Maximum kw (AC23) V 3 50 Hz V V Disconnect Switches for Type 1 and Type 12 Enclosures UL and CSA Applications Maximum Hp V 3, 60Hz AC 1 DC ➊ Open Type without Enclosure Flange Construction Right Hand Left Hand 230V 460V 575V 115V 230V 125V 250V F-N F-NL F-N F-NL F-N F-NL F-N F-NL200 Disconnect Size (A) Fuse Clips UL Class R Dimension UL Class J Dimension Class H Class H and C 250V 600V 600V 250V 600V 1494F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-J F-J F-J F-J F-J F-J F-J F-J F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C F-C642 ➊ Ratings based on utilizing two poles in series to break one line of the DC supply voltage and the remaining pole breaking the second DC supply line. Accessories Page 2-21 Specifications Page 2-25 Approximate Dimensions Page

13 Bulletin 1494F Enclosed Flange-Mounted Disconnect Switches 2 Bulletin 1494F Non-Fusible Disconnect Switch Available in Sizes: 30, 60, 100, 200 and 400 A Enclosure Rating Type 3/3R/4/12 Painted Steel Rugged Quick-Make, Quick-Break Snap Action Switch with Visible Blade Construction Durable Flange Mounted, Non-Metallic, Color Coded Handle for Easy ON or OFF Identification Optional Push Buttons and Pilot Lights Disconnect Switch Padlocking Capability to Meet OSHA External Mounting Feet Enclosure Padlocking Capability Line Side, Load Side and Ground Terminal Lugs Provided At-Motor Disconnect TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Modifications Specifications Approximate Dimensions Description Bulletin 1494F line of NEMA enclosed non-fusible disconnect switches are compact in size, but ruggedly designed for long lasting performance. These switches are ideal for use as: At Motor disconnect Main safety switch Conformity to Standards: Approvals: UL 98 UL Listed (File No. E 14841) CSA C22.2 No. 4 IEC Your order must include: of the disconnect switch (non-fusible). Accessories, if necessary. 2-13

14 Bulletin 1494F Enclosed Flange-Mounted Disconnect Switches Product Selection Modifications Non-Fusible Disconnect Switch Maximum Hp Type 3, 3R, 4, 12 Painted Steel Type 4, 4X Stainless Steel Size (A) Dim Ref. 3, 60Hz 1 60 Hz V 230V 460V 575V 115V 230V A F-FNP F-CNP A F-FNP F-CNP A F-FNP F-CNP A F-FNP F-CNP A F-FNP F-CNP400 Accessories Page 2-21 Modifications Page 2-24 Specifications Page 2-25 Approximate Dimensions Page

15 2 Bulletin 1494D Fixed-Depth Flange-Mounted Circuit Breakers Circuit Breaker Type To obtain a complete operating mechanism, order an Operating Mechanism and Slide or Bail Mechanism. Bulletin 1494D Adaptable to Both Type 1 and Type 12 Enclosures with Right Hand Flange Construction Circuit Breaker Operating Mechanisms Available from A Frame Sizes Highly Visible ON and OFF Indicator Optional Auxiliary Contacts 1494D-N4 and 1494D-N40 (Circuit Breaker Not Included. Auxiliary Contact and Adapter Kit Must be Ordered Separately) TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Specifications Approximate Dimensions Description Bulletin 1494D Fixed Depth Circuit Breaker Operating Mechanisms are designed to operate commonly used molded case circuit breakers (which are to be supplied by the user). Conformity to Standards: Approvals: CSA C22.2 No. 4 CSA Certified (File No. LR 1234) UL 98 UL Listed (File No. E 47426) Your order must include: of the operating mechanism. of the slide or bail mechanism. of any accessories, if required. An operating mechanism and a slide or bail mechanism must be combined with the proper circuit breaker in order to obtain a functional device. 2-15

16 Bulletin 1494D Fixed-Depth Flange-Mounted Circuit Breakers Product Selection Circuit Breaker Type, Continued Operator Mechanism and Slide/Bail Mechanisms Complete Operating Mechanism Manufacturer Cutler-Hammer/ Westinghouse Cutler-Hammer/ Westinghouse Frame Size (A) 3-Pole Circuit Breaker ➊ Operator Slide or Bail Frame Designation 150 EHD, FD, FDB, FDC, HFD, HMCP 1494D-N4 1494D-N JD, JDB, JDC, HJD, HMCP 1494D-N D-N5 400 KD, KDB, KDC, HKD, HMCP 1494D-N LA, HLA, LC, HLC, LD, HLD 1494D-N MA, HMA, MC, ND, HND, NDC 1494D-N D-N3 800 NB Tri-Pac 1494D-N41T 1200 NB, HNB, NC, HNC, ND, HND, NDC 1494D-N43 ➊ Circuit breakers to be provided by user. Accessories Page 2-21 Specification Page 2-26 Approximate Dimensions Page

17 2 Bulletin 1494M Fixed-Depth Remote Operated Flange Mounted Operating Mechanisms Disconnect Type Bulletin 1494M Right Hand Flange-Mounted, Remote Operated, Non-Fusible Disconnect Switch and Operating Mechanism Adaptable to Both Type 1 and Type 12 Enclosures with Right or Left Hand Flange Construction Disconnect Switches Available up to 200 A Highly Visible ON and OFF Indicator TABLE OF CONTENTS Description Page Description Page Product Specification Accessories Specifications Approximate Dimensions Description The disconnect switch is made up of two units the basic switch and the operating mechanism. These two units must be properly combined with a connecting bar to obtain a functional device. This method allows the user to determine specific distances required between the disconnect switch and the operating mechanism. This feature is often required when the enclosure is to be mounted high off the floor making a conventional device difficult for personnel to operate. Note: The operating mechanism can only be mounted below the switch. Conformity to Standards: CSA C22.2 No. 4 UL 98 Your order must include: of the disconnect switch (fusible or non-fusible). Accessories, if necessary. 2-17

18 Bulletin 1494M Fixed-Depth Remote Operated Flange Mounted Operating Mechanisms Product Selection Fusible Disconnect Kits Includes switch, fuse block adapter plate, fuse clips, operating mechanism, and handle (line and load lug connectors located in the Accessories section on page 2-22). Size (A) IEC Applications Maximum kw (AC23) V Complete Disconnect Switch Kit for Type 1 and Type 12 ➊ UL and CSA Applications Maximum Hp 3, 50Hz 3, 60Hz V V V AC 1 DC ➋ Open Type without Enclosure Flange Construction Right Hand Left Hand 230V 460V 575V 115V 230V 125V 250V M-NF M-NFL M-NF M-NFL M-NF M-NFL M-NF M-NFL200 Non-Fusible Disconnect Kits Includes switch, operating mechanism and handle (line and load lug connectors located in the Accessories section on page 2-22). Size (A) IEC Applications Maximum kw (AC23) V Fuse Block Adapter Plate Kits with Fuse Clips Complete Disconnect Switch Kit for Type 1 and Type 12 ➊ UL and CSA Applications Maximum Hp 3, 50Hz 3, 60Hz V V V AC 1 DC ➋ Open Type without Enclosure Flange Construction Right Hand Left Hand 230V 460V 575V 115V 230V 125V 250V M-N M-NL M-N M-NL M-N M-NL M-N M-NL200 Disconnect Size (A) Fuse Clips UL Class R Dimension UL Class J Dimension Class H and C 250V 600V 600V 600V 1494F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-R F-J F-J F-J F-J F-J F-J F-J F-J F-C F-C F-C F-C F-C F-C F-C F-C F-C642 ➊ Does not include rectangular bar stock 6.35 mm (1/4 in.) x 15.8 mm (5/8 in.) connecting bar between switch and remote operating mechanism and handle to be provided by user. ➋ Ratings based on utilizing two poles in series to break one line of the DC supply voltage and the remaining pole breaking the second DC supply line. Accessories Page 2-21 Specifications Page 2-25 Approximate Dimensions Page

19 2 Bulletin 1494R Variable Depth Door Mounted Rotary Disconnect Switches To obtain a complete Disconnect Switch Kit, order the following: Bulletin 1494R Disconnect Switch (Auxiliary Contact Shown is Optional) + + Operating Handle Connecting Rod and Hitch Pin Adaptable to Both Type 1 and Type 12 Enclosures Disconnect Switches Available from A Highly Visible ON, OFF and Open Indicator Can be Used with Bulletin 1491 Fuse Block Kits for Class H, J, and R Fuses 1494R-N60 TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Specifications Approximate Dimensions Description Bulletin 1494R rod operated disconnect switch is applicable to both Type 1 and manual type disconnect device. The complete Disconnect Switch consists of the disconnect switch, operating handle, connecting rod, and hitch pin. Conformity to Standards: Approvals: CSA C22.2 No. 4 CSA Certified (File No. LR 1234) UL 98 UL Listed (File No. E 47418) Your order must include: of the disconnect switch. If necessary, of any accessories. 2-19

20 Bulletin 1494R Variable Depth Door Mounted Rotary Disconnect Switches Product Selection Disconnect Switch Kits Includes switch, operating handle, connecting rod, and hitch pin (line and load lug connectors located in the Accessories section on page 2-22). Complete Non-Fused Disconnect Switch Kits for Type 1 and Type 12 Enclosures IEC Applications Maximum kw (AC23) Longer Shafts Approximate dimensions are in inches (millimeters) UL and CSA Applications Maximum Hp AC 1 DC ➊ Open Type without Enclosure Size (A) 3, 50Hz 3, 60Hz V V V V 230V 460V 575V 115V 230V 125V ➋ R-N R-N R-N R-N200 The standard lengths for shafts furnished with the disconnect switches are 9-1/2 (241.3) on the 30 and 60 A and 11 (279.4) on the 100 and 200 A. Longer shafts are available and must be ordered separately. Approximate dimensions are not intended for manufacturing purposes. Shaft Kits Disconnect Switch Size (A) Length (457.2) 1494R-N (457.2) 1494R-N (609.6) 1494R-N (609.6) 1494R-N6 ➊ Ratings based on utilizing 2 poles in series to break one line of the DC supply voltage and the remaining pole breaking the second DC supply line. ➋ To obtain a fusible disconnect switch, add Bulletin 1491 fuse blocks. See page Accessories Page 2-21 Specifications Page

21 Bulletin 1494 Accessories Field-Installed 2 For use with Auxiliary Contacts 1 N.O. Contact 1494F, 1494M Disconnect Switch 1495-N8 Auxiliary Contacts 1 N.C. Contact 1494D, 1494V ➊ Circuit Breaker 1495-N9 Auxiliary Contact Adapter Kit 150 A Frame Cutler-Hammer/Westinghouse 1494D, 1494V Circuit Breaker 1495-N21 ➋ Auxiliary Contact Adapter Kit 250 A Frame Cutler-Hammer/Westinghouse 1494D, 1494V Circuit Breaker 1495-N22 ➋ Auxiliary Contact Adapter Kit 400 A Frame Cutler-Hammer/Westinghouse 1494D, 1494V Circuit Breaker 1495-N16 ➋ Auxiliary Contact Adapter Kit 600 A, 800 A, 1200 A Frame Cutler-Hammer/Westinghouse 1494D, 1494V Circuit Breaker 1495-N13 ➋ Auxiliary Contact Adapter Kit 400 A Frame Cutler-Hammer/Westinghouse 1494V Circuit Breaker 1495-N23 Auxiliary Contacts 1 N.O. Contact 1494V Disconnect Switch 595-A Auxiliary Contacts 1 N.C. Contact 1494V Disconnect Switch 595-B Auxiliary Contact Adapter Kit 400 A and 600 A Disconnect 1494V Disconnect Switch 595-N1 Description 1495-N A 1495-N B 895-A1 Auxiliary Contacts 1 N.O. Contact Auxiliary Contacts 1 N.C. Contact Auxiliary Contacts 1 N.O. and 1 N.C. Contact Auxiliary Contact Adapter Kit for 1 contact 895-M A1 1494R Disconnect Switch 30, 60 A Auxiliary Contact Adapter Kit for 2 contacts Auxiliary Contacts 1 N.C. Contact Auxiliary Contacts 1 N.O. and 1 N.C. Contact Auxiliary Contact Adapter Kit for 1 contact 895-M N N N M A2 1494R Disconnect Switch 100, 200 A 895-B2 895-C2 895-M21 Auxiliary Contact Adapter Kit for 2 contacts 895-M22 Auxiliary Contact 1 N.O. Contact 1495-N30 Auxiliary Contact 1 N.C. Contact Auxiliary Contact Adapter Kit ➌ (for a maximum of 2 contacts) 1495-N C1 895-M12 Auxiliary Contacts 1 N.O. Contact 895-A2 895-B1 Auxiliary Contact 1 N.O. Contact and 1 N.C. Contact early break 1494F Enclosed Disconnects Only 1495-N N N33 ➊ Requires an adapter kit on new installations. ➋ One auxiliary contact adapter kit enables up to two auxiliary contacts to be installed. ➌ Required on new installations only. 2-21

22 Bulletin 1494 Accessories Field-Installed Accessories, Continued 1494R-N3 Description Lug Connectors (3 per package) For Use with Disconnect Wire Size Size (A) 1494V, 1494F, 30 #14 #8 AWG Wire 1494M, 1494R ➊ 60 #14 #4 AWG Wire Disconnect Switches 1494R-N1 100 #8 #1/0 AWG Wire 1491FuseBlocks 1494R-N2 200 #6 #4/0 AWG Wire 1494R-N of# MCM Wire 1494R-N10 Defeater Bracket Extension Kit For use with operating handles that do not align properly with the door catch or door hardware on enclosures with a rolled lip flange construction. All 1494V handles (except 1494V-R1 and 1494V-R2) 1494V-H R-H3 Alternate Mounting Kits For use where the flange material thickness is greater than 3/16 in. (4.8 mm). Operating handles 1494V-H1 or 1494V-H11 Operating Handles 1494V-H2 1494V-H3 1494V-H6 Channel Support Kits For use to prevent flexing of the operating handle mounting surface. This is especially useful when the operating handle is mounted on a channel in a multi-door enclosure. Appliesonlyto operating handle Cat. Nos. 1494V-H1, W1, H11 and W11 (does not apply to dual or remote operators). 1494V-H4 ➊ All terminals of the 30 A switches are furnished with self-lifting pressure plate connectors as standard. 2-22

23 Bulletin 1494 Accessories Field-Installed 1494F-L2 and 1494F-L3 Description Type 12 Door Hardware Kit includes: handle, cam, defeater actuator lever, rollers, and shims. Enclosure heights 30 in. (762 mm) and less Top and Side (Right Hand) Top and Side (Left Hand) Top and Bottom (Right Hand) Top and Bottom (Left Hand) Enclosure Heights in. ( mm) Top and Bottom (Right Hand) Side Top and Bottom (Left Hand) Side Enclosure Heights greater than 48 in. (1219 mm) Top, Side and Bottom (Right Hand) Top, Side and Bottom (Left Hand) For Use with 1494F, 1494M, 1494D 1494F-L1 ➊ 1494F-LL1 ➊ 1494F-L2 ➊ 1494F-LL2 ➊ 1494F-L2 ➊ and 1494F-L3 1494F-LL2 ➊ and 1494F-L3 1494F-L4 ➋ 1494F-LL4 ➋ Enclosure Heights 40 in. (1016 mm) and less Top and Side (Right Hand) 1494V-L1 ➊ Top and Side (Left Hand) 1494V-LL1 ➊ Enclosure Heights in. ( mm) Top and Bottom (Right Hand) Side Top and Bottom (Left Hand) Side All 1494V 1494V-L1 ➊ and 1494V-L2 1494V-LL1 ➊ and 1494V-L2 Enclosure Heights 60 in. (1524 mm) and greater Top, Side and Bottom (Right Hand) 1494V-L3 ➊ 1494V-L1 1494V-L3 Top, Side and Bottom (Left Hand) 1494V-LL3 ➊ Multiple Door Interlock Kits Interlock kits are designed to provide interlocking between the master and auxiliary doors of the same enclosure and for use with Cat. Nos. 1494F-L4 and 1494F-LL4 hardware kits or 1494V-L3 and 1494V-LL3 hardware kits. Specify one master door kit and as many auxiliary door kits as necessary (9 maximum). Connecting bars must be supplied by user. 1494F, 1494M, 1494D, 1494V Master Door Interlock Kit 1494F-N F-N20 Auxiliary Door Interlock Kit 1494F-N21 Conduit Hubs (non-metallic) 1/2 in. (12.7 mm) 1490-N1 3/4 in. (19 mm) 1490-N9 1 in. (25.4 mm) 1490-N10 1-1/4 in. (31.75 mm) 1-1/2 in. (38.1 mm) 1494F Enclosed Disconnects Only 1490-N N5 2in.(50.8 mm) 1490-N N11 2-1/2 in. (63.5 mm) 1490-N7 3 in. (76.2 mm) 1490-N8 ➊ Door hardware kit does not include rectangular connecting bars (1/4" x1/2"). To be provided by customer. ➋ Door hardware kit does not include rectangular connecting bars (1/4" x5/8"). To be provided by customer. 2-23

24 Bulletin 1494 Modifications Factory-Installed 2 Bulletin 1494F Enclosed Disconnect Switches Description For use with Suffix Code Signal Push Button (1 N.O.) ➊ -1S Red Pilot Light ➊ 1494F -4R Green Pilot Light ➊ -4G Red Push-to-Test Pilot Light ➊ Enclosed -5R Auxiliary Contact (1 N.O.) ➋ Disconnects -98 Auxiliary Contact (1 N.C.) ➋ Only -99 Enclosure Door Viewing Window -203W ➊ Only one push button or pilot light may be added to a Bulletin 1494F Disconnect Switch. ➋ A maximum of two auxiliary contacts may be added to a Bulletin 1494F Disconnect Switch. 2-24

25 2 1494F Disconnect, 1494M Remote Type, 1494V Disconnect Type, 1494V Remote or Dual Type, 1494R Disconnect Type Bulletin 1494 Disconnect Switches Specifications Electrical Ratings Frame Size 150 A 250 A 400 A Auxiliary Contacts I th 10 A 660V IEC Ratings U i ACII U x V V V V ACII I e 3A 1.5A 6A 1.2A EEMAC/NEMA B600, P300 Switch Size 30 A 60 A 100 A 200 A 400 A 600 A Rated insulation voltage Ui (UL) IEC (600) 660V Contacts IEC 408 AC-23 rating Ratings CSA/NEMA/UL kw Hp V/50 Hz 380/440V/50 Hz V/50 Hz 230V/60 Hz 460V/60 Hz 575V/60 Hz Auxiliary Contacts AC11 DC11 Ratings U e 600V AC 600V DC EEMAC/NEMA Make or Break [] [] Make or Break [] [] 360 VA 360 VA 138 VA 138 VA Mechanical A600, P300 Degree of protection Operating handles Types 1, 3, 3R, and 12, Types 4, 4x Mechanical life (Typical) 20,000 operations Switching frequency (operations/hr) 30 A, 60 A, 100 A and 200 Asizes 300 maximum 400 A and 600 Asize 240 Maximum Environmental Temperature Operating storage C ( F) C ( F) Altitude 2000m per IEC Design Specification/Test Requirements Dielectric strength 2500V for 1 minute Electrical life 6000 operations at rated current Short Circuit Withstand Capability (unfused) 10,000V Switch body material Contact material Terminals Cable Size (mm 2 ) Recommended Torque Mechanisms Handles Phenolic Copper, tin-plated Construction 30 A #10-32 screw and self-lifting pressure plate 60 A 1/4" - 28 screw-lug, copper alloy 100 A 5/16" - 24 screw-lug, copper alloy 200 A 3/8" - 24 screw-lug, copper alloy 400 A 1/2" - 24 screw-lug, copper alloy 600 A 5/8" - 22 screw-lug, copper alloy 30 A mm 2 (#14 #8 AWG) 60 A mm 2 (#14 #4 AWG) 100 A mm 2 (#8 #1/0 AWG) 200 A mm 2 (#6 #4/0 AWG) 400 A, 600 A 350 MCM mm 2 (2 of #1/0 AWG) (2 per lug) 30 A 20 lb-in. 60 A 45 lb-in. 100 A 150 lb-in. 200 A 275 lb-in. 400 A 400 lb-in. 600 A 575 lb-in. Zinc-Plated Steel Steel, painted

26 Bulletin 1494 Circuit Breaker Type Operating Mechanisms 2 Specifications, Continued 1494D Circuit Breaker Type, 1494V Circuit Breaker Type ➊ Refer to circuit breaker specifications for other limitations. Electrical Ratings Frame Size 150 A 250 A 400 A Auxiliary Contacts I th 10A U i 660V IEC Ratings EEMAC/NEMA ACII U x V V V V Mechanical Data ACII I e 6A 3A 1.5 A 1.2 A B600, P300 Mechanical Life (Typical) 10,000 10,000 10,000 Maximum No. of Aux. Contacts Construction Mechanisms Handles Ambient Temperature ➊ Altitude Relative Humidity Zinc-plated steel Steel, painted Open Enclosed Storage 2000 m 20 C 40 C Environmental Data C ( F) C ( F) C ( F) 2-26

27 2 Bulletin 1494 Disconnect Switches and Circuit Breakers Approximate Dimensions Bulletin 1494V Dimensions are shown in inches (millimeters). Dimensions are not intended to be used for manufacturing purposes. Standard 9/16 (14.3) FLANGE DRILLING 1/2 (12.7) 1/4 R (6.4) Optional Circuit Breaker Auxiliary When Used A F E D Common Industrial Flange Cut-Out Vertical Center Line of Operating Handle Drilling Door Provides for Wire Bending Space Disconnecting Means Operating Handle Mounting Surface B 4-11/16 (119.1) 1-27/32 (46.8) 2-7/8 (73) Square Corners or 1/4 (6.4) R. Max. (2)9/32 (7.1) Dia.Holes C L Vertical of Operating Handle Operator Mech.. C L Flange Cut-Out 1494V A 9/16 (14.3) Vertical Center Line of Operating Handle 1-9/16 1 (39.7) (25.4) 1 (25.4) 7/8 (22.2) 1/2 (12.8 ) (2)9/32 (7.1) Dia.Holes Trailer Fuse Block Enclosure Flange Disconnect Means Mounting Surface C 6-1/2 (165.1) 5 (127) 3 (76.2) Center Line Oper. Mech. 1/4 (6.35) 1/2 (12.7) 21/64 (8.3) Dia. 2-Holes Square Corners or 1/4 (6.35) R. Flange Cut-Out 1494V A NEMA Size (A) A 6-19/64 (160) 6-19/64 (160) 6-19/64 (160) 8-5/64 (205.2) 15-23/32 (399.2) 15-23/32 (399.2) B ➋ Disconnect Switches ➊ Max Min Max 7-31/32 (202) 8-15/32 (215) 9-1/8 (231.8) 15-9/64 (384.5) 18-7/32 (479.2) 17-19/32 (446.8) ➌ 6-3/4 (171) 6-3/4 (171) 6-3/4 (171) 7-3/4 (197) 7-5/8 (193.7) 7-5/8 (193.7) C 21-5/8 (549) 21-5/8 (549) 28-5/8 (599) 21-5/8 (549) 21-5/8 (549) 21-5/8 (549) D E F 2-3/4 (69.9) 2-9/16 (65.1) 3-37/64 (90.9) 6-35/64 (166.3) 8 (203.2) 12 (304.8) 7-9/16 (192) 7-9/16 (192) 7-9/16 (192) 8-25/32 (223) 11-27/32 (300.8) 11-27/32 (300.8) 3-7/8 (98.5) 3-7/8 (98.5) 3-7/8 (98.5) 4-21/32 (118) 8-51/64 (223.3) 8-51/64 (223.3) Circuit Breakers ➊ Frame A B 150 A EHD, FD, FDB, FDC, HFD, HMCP 250 A JD, JDB, JDC, HJD, HMCP 400 A KD, KDB, KDC, HKD, HMCP 6 (152.4) 11-1/4 (285.8) 11-3/8 (228.9) Min 6-3/4 (171.5) 7-7/8 (200.0) 7-7/8 (200.0) C Max 23 (584.2) 22-9/16 (573.1) 22-9/16 (573.1) D E F 6 (152.4) 10 (254) 12 (304.8) 5-7/16 (138.1) 5-23/32 (145.2) 7-1/8 (181.0) 5 (127) 9-23/32 (246.8) 9-21/32 (245.3) ➊ Approximate dimensions are for reference only. ➋ This approximate dimension will vary by fuse class and size. ➌ Approximate dimension with Class J fuses. 2-27

28 Bulletin 1494 Fixed-Depth Flange Mounted Operating Mechanisms 2 Approximate Dimensions, Continued Bulletin 1494F, 1494M Dimensions are shown in inches (millimeters). Dimensions are not intended to be used for manufacturing purposes. Disconnect Switch Door Catch P Flange Cut-Out D MIN. F K L S H NEMA Size (A) D F H K L P S ➊ Without Door Hardware 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-1/8 (30.2) (36.5) (215.9) (11.9) (182.6) (54) 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-1/8 (30.2) (36.5) (215.9) (11.9) (182.6) (54) 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-1/8 (30.2) (36.5) (215.9) (11.9) (182.6) (54) 1-1/4 1-11/ /8 13/16 9-1/2 2-9/32 (31.8) (42.9) (282.6) (20.6) (241.3) (57.9) Small and Intermediate Enclosures with Door Hardware 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-5/32 (30.2) (36.5) (215.9) (11.9) (182.6) (54.8) 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-5/32 (30.2) (36.5) (215.9) (11.9) (182.6) (54.8) 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-5/32 (30.2) (36.5) (215.9) (11.9) (182.6) (54.8) 1-1/4 1-11/ /8 13/16 9-1/2 2-5/16 (31.8) (42.9) (282.6) (20.6) (241.3) (58.7) Large Enclosures with Door Hardware 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-1/4 (30.2) (36.5) (215.9) (11.9) (182.6) (57.2) 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-1/4 (30.2) (36.5) (215.9) (11.9) (182.6) (57.2) 1-3/16 1-7/16 8-1/2 15/32 7-3/16 2-1/4 (30.2) (36.5) (215.9) (11.9) (182.6) (57.2) 1-1/4 1-11/ /8 13/16 9-1/2 2-11/32 (31.8) (42.9) (282.6 (20.6) (241.3) (59.5) 2-1/16 (52.4) 3-1/4 (82.6) 8-9/64 (206.8) 10-13/32 (264.3) 2-1/4 (57.2) 3-1/4 (82.6) 8-9/64 (206.8) 10-13/32 (264.3) 2-3/4 (69.9) 3-1/4 (82.6) 8-9/64 (206.8) 10-13/32 (264.3) Circuit Breaker Auxiliary When Used A F E D Common Industrial Flange Cut-Out Trailer Fuse Block Vertical Center Line of Operating Handle Drilling Door Provides for Wire Bending Space Disconnecting Means Operating Handle Mounting Surface B Disconnect Means Mounting Surface NEMA Size (A) A 5-15/16 (150.8) 5-15/16 (150.8) 7-15/16 (200.4) 10-1/2 (266.7) B ➌ 10-3/4 (273.1) 13-3/16 (335) 16-3/4 (425.5) 20-13/16 (528.6) Disconnect Switches ➋ C Min 6-3/8 (161.9) 6-3/8 (161.9) 8-1/2 (215.9) 9 (228.6) Max D E F 2-3/16 (55.6) 2 (50.8) 5 (127) 7 (177.8) 7-1/2 (190.5) 7-1/2 (190.5) 8-1/4 (209.6) 11-3/8 (289) 3-3/4 (95.3) 3-3/4 (95.3) 3-3/4 (95.3) 5-9/16 (141.3) Enclosure Flange C Bulletin 1494D Cutler-Hammer/ Westinghouse Frame 150A EHD,FD,FDB,FDC,HFD, HMCP 250A JD, JDB, JDC, HJD, HMCP 400A KD, KDB, KDC, HKD, HMCP 600A LA, HLA, LC, HLC, LD, HLD 800A MA, HMA, MC, ND, HND, NDC 800A NB TRI-PAK 1200A NB, HNB, NC, HNC, ND, HND, NDC A 7-13/16 (198.4) 11-1/2 (292.1) 11-1/2 (292.1) 11-3/8 (288.9) 16 (406.4) 22 (558.8) 16 (406.4) B ➌ Circuit Breakers ➋ C Min 6-3/8 (161.9) 8-3/8 (212.7) 8-3/8 (212.7) 9-1/2 (241.3) 9-1/2 (241.3) 9-1/2 (241.3) 9-1/2 (241.3) Max D E F 6 (152.4) 8 (203.2) 12 (304.8) 8 (203.2) 10 (254) 10 (254) 12 (304.8) 5-5/8 (142.9) 5-13/16 (147.6) 6-7/8 (174.6) 12 (304.8) 12-5/16 (312.7) 12-5/16 (312.7) 12-5/16 (312.7) 6-7/16 (163.5) 9-7/16 (239.7) 9-7/16 (239.7) 10-17/32 (267.5) 15-3/32 (183.4) 21-3/32 (535.8) 25-3/32 (183.4) ➊ Minimum wiring space for the maximum wire size. ➋ Approximate dimensions are for reference only. ➌ This approximate dimension will vary by fuse class and size. 2-28

29 2 Bulletin 1494 Enclosed Disconnects Approximate Dimensions, Continued Bulletin 1494F Dimensions are shown in inches (millimeters). Dimensions are not intended to be used for manufacturing purposes. C J Mounting Hole F A D B E H G Disc. Size (A) 30 A11 60 &100 A A A14 DIM Ref. A B C D E F G H J 9 (228.6) 13 (330.2) 21 (533.4) 27 (685.8) 9 (228.6) 9 (228.6) 10-1/2 (266.7) 14 (355.6) 1-7/64 (28.2) 1-7/64 (28.2) 1-7/64 (28.2) 1-7/64 (28.2) 10 (254) 14 (355.6) 22 (558) 27 (685.8) 3-1/4 (82.5) 3-1/4 (82.5) 4 (101.6) 6 (152.4) 6-1/2 (165.1) 6-1/2 (165.1) 8 (203.2) 9 (228.6) 2-1/2 (63.5) 2-1/2 (63.5) 2-1/2 (63.5) 3-7/16 (87.3) 4-3/64 (102.8) 4-3/64 (102.8) 4-29/32 (124.6) 7-11/32 (186.5) Ampere Rating (A) Wire Size Line and Load Terminals Ground Terminal 30 #14 #6 AWG Wire (2) #10 #4 AWG Wire 60 #14 #4 AWG Wire (2) #10 #4 AWG Wire 100 #8 #1/0 AWG Wire (2) #10 #4 AWG Wire 200 #6 #4/0 AWG Wire (2) #6 #4/0 AWG Wire 400 (2) #1/0 AWG 250 kcmil (2) #6 #4/0 AWG Wire 9/32 (7.1) 9/32 (7.1) 9/32 (7.1) 11/32 (8.7) 2-29

30 Bulletin 1494 Enclosed Disconnects Approximate Dimensions, Continued Bulletin 1494R Dimensions are shown in inches (millimeters). Dimensions are not intended to be used for manufacturing purposes. A M G E M C Aux. Sw. Aux. Sw. OPEN Q H of Handle OFF R ON 4 Mtg. Holes Aux. Sw. Aux. Sw. Switch 1494R A F P N of Handle Hitch Pin Hole L K J From Inside of Cover to Bottom of Disconnect Switch Mounting Bracket D B 1-1/2 Dia. (38.1) 23/32 (18.3) 1/2 Dia. (12.7) 41/64 (16.3) 27/32 (21.4) 31/32 (24.6) 31/64 (12.3) Cover Drilling 1494R A 1-11/16 (42.9) 3 - Holes 15/64 Dia. (6.0) NEMA Size (A) Disconnect Switches A B C D E F G H 3-31/32 (100.8) 4-21/32 (118.3) 6-7/16 (163.5) 7-1/4 (184.2) 4-13/16 (122.2) 5-1/4 (133.4) 7-3/16 (187.3) 9-1/2 (241.3) 3-9/16 (90.5) 3-9/16 (90.5) 5-7/16 (138.1) 6-1/2 (165.1) 1-1/8 (28.6) 1-1/16 (27.0) 15/16 (23.8) 1-7/16 (36.5) 3-1/8 (79.4) 3-13/16 (96.8) 5 (127.0) 5-3/4 (146.1) 3-1/8 (79.4) 3-1/8 (79.4) 5 (127.0) 5-3/4 (146.1) 27/64 (10.7) 27/64 (10.7) 23/32 (18.3) 3/4 (19.1) 1 (25.4) 1 (25.4) 1-1/2 (38.1) 1-23/32 (43.7) J Standard Shaft Long Shaft Min. Max. Min. Max. 4-3/8 (111.1) 4-1/2 (114.3) 6-1/4 (158.8) 7-7/16 (188.9) 10-7/8 (276.2) 10-7/8 (276.2) 12-7/8 (327.0) 12-7/8 (327.0) 4-3/8 (111.1) 4-1/2 (114.3) 6-1/4 (158.8) 7-7/16 (188.9) 19-3/8 (492.1) 19-3/8 (492.1) 25-7/8 (657.2) 25-7/8 (657.2) NEMA Size (A) Disconnect Switches K L M N P Q R 30 ➊ ➋ 60 ➊ ➋ 100 ➌ ➍ 200 ➌ ➍ 1 (25.4) 1 (25.4) 1-3/8 (34.9) 1-3/8 (34.9) 3/16 (4.8) 3/16 (4.8) 1/4 (6.4) 1/4 (6.4) 5 (127.0) 5 (127.0) 7-11/16 (195.3) 7-11/16 (195.3) 2-13/16 (71.4) 2-13/16 (71.4) 4-3/16 (106.4) 4-3/16 (106.4) 2-13/16 (71.4) 2-13/16 (71.4) 3 (76.2) 3 (76.2) ➊ The adjusted coupling position is determined by measuring the cabinet depth and subtracting 9/16". ➋ The shaft length is determined by measuring the cabinet depth (dimension J) and subtracting 1-3/8". ➌ The adjusted coupling position is determined by measuring the cabinet depth and subtracting 15/16". ➍ The shaft length is determined by measuring the cabinet depth (dimension J) and subtracting 1-7/8". 2-30

31 2 Bulletin 1491 Fuse Blocks 30 A Fuse Blocks with Spring-Type Fuse Clips and Self-Lifting Wiring Terminal Clamps 30 A Fuse Blocks with Spring-Type Fuse Clips Class R Rejection Feature and Self-Lifting Wiring Terminal Clamps Bulletin 1491 Fuse Blocks Available from A Can be Used with Class H, J, and R Fuses 60 A Fuse Blocks withspring-typefuseclips and Tang-Type Connections on the Wiring Terminals 100 A Fuse Blocks with Wedge-Type Fuse Clamps and Tang-Type Connections on the Wiring Terminals TABLE OF CONTENTS Description Page Description Page Product Selection Accessories Specifications Approximate Dimensions Description These Bulletin 1491 Fuse Blocks have been designed for general purpose applications. The bases of these blocks, either phenolic or porcelain, are rugged in construction and provide ease in mounting and wiring. Conformity to Standards: Approvals: NEMA 512 CSA Certified (File No. LR 1234) UL Listed (File No. E 34648) 2-31

32 Bulletin 1491 Fuse Blocks Product Selection Fuse Blocks Fuse Size (A) 0 30 Maximum Voltage (V) No. of Poles Class CC 1491-R162 Class H 1491-N N N N N126 Class J 1491-N126 Class R 1491-R R126 Class C (HRC Form II) 1491-E N R N N R E N321 ➊ ➋ 1491-N N421 ➌ 1491-N N521 ➍ ➎ 1491-N621 ➏ ➐ 1491-N321 ➊ ➋ 1491-N N421 ➌ 1491-N N521 ➍ ➎ 1491-N621 ➐ 1491-R R R R621 ➑ ➒ 1491-E E E521 ➊ These fuse blocks have porcelain bases. ➋ For 2-pole applications use two of 1491-N321. ➌ For 2-pole applications use two of 1491-N421. ➍ For 2-pole applications use two of 1491-N521. ➎ For 3-pole applications use three of 1491-N521. ➏ For 2-pole applications use two of 1491-N621. ➐ For 3-pole applications use three of 1491-N621. ➑ For 2-pole applications use two of 1491-R621. ➒ For 3-pole applications use three of 1491-R621. Specifications Page 2-34 Approximate Dimensions Page

33 Fuse Clip Kits Includes six clips and mounting hardware Lugs Fuse Class 250V Fuse Clip Rating (A) 600V Bulletin 1491 Fuse Blocks Accessories H N41 H, J N42 H, J N43 H, J N44 H, J N45 H, J N46 ➊ R N50 R N51 R N52 R N53 R N54 R N R-N3 Description Lug Connectors (3 per package) Disconnect Wire Size Size (A) 30 #14 #8 AWG Wire For Use with ➊ 60 #14 #4 AWG Wire 1494R-N1 100 #8 #1/0 AWG Wire 1494R-N Fuse Blocks 200 #6 #4/0 AWG Wire 1494R-N of#1/0 350 MCM Wire 1494R-N of#1/0 350 MCM Wire 1494R-N11 ➊ All terminals of the 30 A switches are furnished with self-lifting pressure plate connectors as standard. 2-33

34 Bulletin 1491 Fuse Blocks Specifications Fuse Blocks Electrical UL Fuse Type Class C Class CC Class H Class J Class R CSA Fuse Type HRCI-C HRCI-Misc. HRCI-H HRCI-J HRCI-R Maximum Fuse Cartridge Size A 30 A A A A Maximum Voltage AC 600V 600V 600V 600V 600V DC 250V 250V 250V 250V 250V Thermal Current Rating A 30 A A A A Maximum Short Circuit Prospective Fault Current 100 ka 200 ka 10 ka 100 ka 200 ka Mechanical Degree of Protection IP00 IP00 IP00 IP00 IP00 Terminal Capacity Fuse Clips Terminals Fuse Block Base mm AWG #8 ( 500 MCM) #10 #8( 500 MCM) #8 ( 500 MCM) #8 ( 500 MCM) Construction Environmental Tin-plated copper alloy Tin-plated copper alloy Phenolic or Porcelain Open C ( F) Ambient Temperature Enclosed C ( F) Storage C ( F) Altitude (per IEC 947-5) 2000m Relative Humidity (per IEC 947-3) 90% at 20 C and 50% at 40 C Product Selection Page

35 Bulletin 1491 Fuse Blocks Approximate Dimensions FuseSize1 30A Dimensions are shown in inches (millimeters). Dimensions are not intended to be used for manufacturing purposes R A, Single Pole, 600V 1491-N161 Shipping Weight 1 lb (0.45 kg) 1 30 A, 2-Pole, 250V 1491-N122 Shipping Weight 2lb(0.91kg) 1 30 A, 3-Pole, V 1491-N125 (250V) 1491-N126 (600V) Shipping Weight 1lb(0.45kg) 1 30 A, V 1491-R125 (250V) 1491-R126 (600V) Shipping Weight 1lb(0.45kg) Voltage Class H Class J Fuse Size (V) A B A B (A) /8 (54.0) 3 (76.2) 1 30 Maximum Volts (V) ➊ Alternate mounting holes. ➋ Dimension A must be held to insure fuse block rejection function. Note: When fuse blocks are installed in a vertical plane, the block with the rejection numbers must be on the bottom. A ➋ ± R (74.68) 2-1/8 (53.97) /8 (60.3) 5-3/4 (146.1) 2-3/8 (60.3) 3 (76.2) R (145.29) 2-3/8 (60.33) B Ref. 2-35