Catalog Number escription Enclosed Safety Switches Number Segment Character escription 2 N RB L=Light duty =General duty Fusible =eavy duty Type of Switch T=ouble throw U=General duty Non-Fusible U=eavy duty TU=ouble throw pole 2 2 poles Blades Switchable Poles poles 4 4 poles 6 6 poles Vac (plug fuse) Voltage Rating 2 2 Vac 6 0 Vac A 2 A 0 A 4 0 A Ampere Rating 0 A 6 0 A 7 800 A 8 A Factory-installed neutral (neutrals are field-installed on most general duty, heavy duty, N and double throw safety switches). No suffix NEMA Type A NEMA Type 2K AK NEMA Type 2 (without K.O.) F NEMA Type 4X Fiberglass reinforced polyester Enclosure S NEMA Types 4, 4X, and (Type 4 stainless steel) X NEMA Type 4X Krydon Factory Modifications For dc ratings, see the latest catalog listing. R NEMA Type R RB NEMA Type R (bolt-on hub provision) SS NEMA Types 4, 4X, and (Type 6 stainless steel) CLR Class R fuse kit EI or EI2 Electrical interlock kit GL Equipment ground lugs GLC Equipment ground lug, copper only KI, KI2 or KIKI or 2 Key interlocks LK Compression lugs (800 and A only) NP Phenolic legend plate PB Push buttons, pilot lights, selector switches. Customer must provide catalog number of control device to be installed SLC Copper lugs ( 0 A) SP Special paint colors SPLO Lock-on provision V Viewing window A Appleton interlocked receptacle C Crouse-inds Arktite interlocked receptacle ubbellock interlocked receptacle 09 Schneider Electric /09
09 Schneider Electric 26 /09 Table 4: Accessories for Current Series eavy uty Safety Switches Catalog Number Series Electrical Interlock ( Contact) Electrical Interlocks (2 Contacts) Class R Kits Solid (Al/Cu) Solid (Cu Only) Grounding Kit (Al) Grounding Kit (Cu) Fuse Puller Receptacle Plugs 466 XFA 66AK 66S EK 02 RK RFK RK 0SNA GTK06 GTK06C 664S U26 U26AK EK EK 02 02 RK RK U26S U26R U266 U266AK U266S U266R U UAK UR U268 U268AK U268R 800SN 800SN SN SN PKOGTA7 PKOGTA7 PKOGTA8 PKOGTA8 U6 U6A U6AA U6AC EIK0 EIK0 EIK02 EIK02 SN0 SN0 SN0C SN0C GTK0 GTK0 GTK0C GTK0C ACP4BC APJ48 U6AK U6F U6S U6SA EIK0 9999TC EK0 EK0 EIK02 9999TC EK02 EK02 SN0 SN0C C C GTK0 PKGTA GTK0C PKOGTC ACP4BC U6SC U6X U6RB U6A EK6 9999TC EIK0 EK62 9999TC EIK02 SN0 C SN0C GTK0 GTK0C APJ48 ACP4BC U6C U62 U62A U62AA GTK06 GTK06 GTK06 GTK06C GTK06C GTK06C APJ48 ACP4BC U62AC U62A U62AK U62F 9999TC 9999TC C GTK06 GTK06 GTK06 GTK06C GTK06C GTK06C APJ648 S278 U62S U62SA U62SC U62X EK6 EK6 EK6 9999TC EK62 EK62 EK62 9999TC C C PKGTA PKOGTC ACP4BC APJ648 U62RB U62A U62C U62 GTK06 GTK06C ACP4BC APJ648 S278 U6 U6A U6AA U6AC GTK06 GTK06 GTK06C GTK06C ACP4C APJ487 U6AK U6F U6S U6SA 9999TC 0 0 9999TC 02 02 0SN 0SNC GTK06 GTK06C ACP4C U6SC U6X U6RB U6A 0 9999TC 02 9999TC GTK06 GTK06C APJ487 ACP4C U6C U64 U64A U64AK EK EK EK EK2 EK2 EK2 0SN 0SN 0SN 0SNC 0SNC 0SNC APJ487 U64F U64S U64RB U6 E 9999R8 EK EK 9999R9 EK2 EK2 0SN 0SN 0SNC 0SNC Continued on next page
28 /09 UL Listed Maximum Short Circuit Current RatingsAC Only NOTE: Consult the wiring diagram of the switch to verify the UL Listed short circuit current rating. Table : Fusible Short Circuit Current Ratings eavy uty Safety Switch UL Listed Short Circuit UL Listed Fuse Class Type Current Ratings, K ka Fusible R, J, L 0 ka On 0 V 0 A switches, 0,000 A max. on corner grounded delta when protected by Class J or R fuses. Table 6: Non-Fusible Safety Switches eavy uty Switch Rating Fuse or Circuit Safety Switch (A) Breaker Type 2 Type -Phase 2 Vac 480 Vac 0 Vac Any brand circuit breaker All, K Up to ka R,T,J.L 0 ka 0 ka 0 ka 0 6 ka ka 2 ka 0 FA 4 ka 4 ka 4 ka Non-Fusible 0 F 8 ka 8 ka 8 ka Switches 0, J 6 ka ka 2 ka 0 KA 0 LA 22 ka 22 ka 22 ka 0 MA 0 K 0 L 2 ka 2 ka 2 ka 0 M Applies to NEMA Types, R, 4X stainless, 2 switches. 2 Ampere rating of fuse or circuit breaker not to exceed switch ampere rating. All and J circuit breakers are acceptable, but will only support the noted Short Circuit Current Rating. Table 7: Terminal Lug ata (NEMA Types, R, 4, 4X,, 7, 9, 2) Rating (A) Conductors Per Phase and ire Range ire Bending Space Per NEC Table 2.6 AG/kcmil Lug ire Range AG/kcmil Optional Versa-Crimp Compression Lug Field-Installed 2 2 6 (Al) or 4 6 (Cu) 2 2 (Al) 4 (Cu) solid or 2 or 4 (Cu) 4 2 (Cu) stranded 4 4 (Al) or 4 (Cu) 2 2 (Al) or 4 2 (Cu) 0 2 /0 (Al) or 4 /0 (Cu) 2 /0 (Al) or 4 /0 (Cu) VCEL024S 0 6 2 (Al/Cu) 6 0 (Al/Cu) VCEL06 VCEL072 /0 7 (Al/Cu) 6 /0 7 (Al/Cu) or 0 or or and VCEL06 7 2 /0 0 (Al/Cu) /0 0 (Al/Cu) and VCEL02 0 2 /0 0 (Al/Cu) /0 0 (Al/Cu) VCEL02 800 /0 7 (Al/Cu) /0 7 (Al/Cu) 8LKE2 8 4 /0 7 (Al/Cu) /0 7 (Al/Cu) 2LKE2 8 0 A switches suitable for C or 7 C conductors. 0 A switches suitable for 7 o C conductors. 2 For NEMA Types and R only. U46AK 4 6 AG (Cu). 4 XFA 4 6 AG (Cu). 22XKA 4 AG 0 kcmil (Cu). 6 Maximum wire range is () 0 kcmil or (2) 0 kcmil Al/Cu on NEMA Type 4X Stainless and NEMA Type 2. 7 Order two PK6KN mounting kits when installing VCEL06 lugs. Only one kit is required on two-pole switches. 8 See igest 7 page, 800 and A compression lug kits for additional information. 09 Schneider Electric
Table 9: A eavy uty Ratings Catalog Number S A AK N NRB 22S 22A 22AK 22N 22NRB 62 62RB 62S 62A 62AK 62N 62NRB 462 462S 462AK U62 U62RB U62S U62A U62AK U462 U462S U462AK U662S U662AK Vac 2 Vac 480 Vac 0 Vac Vdc 2 Vac 480 Vac 0 Vac Series Max. Max. Max. Max. Max. hp Ratings Max. Max. Max. Ø Ø Ø Ø Ø Ø Ø Ø Ø Ø Ø Ø Ø Ø 2 2 0 2Ø 2Ø 2Ø 2Ø 2Ø 2Ø 7-/2 2 7-/2 2 2 2 7-/2 2 2 7-/2 2 2 7-/2 2 7-/2 2 7-/2 2 2 2 2 7-/2 2 2 7-/2 2 2 7-/2 7-/2 4 4 4 4 2 2 2 2 2 2 2 2 2 2 2 2 2 2 4 2 2 2 2 6 2 2 Use both outer switching poles. 2 For corner grounded delta only, install neutral and use switching poles for ungrounded conductors. Standard hp rating. 4 hp maximum on a corner grounded delta system. hp maximum on a corner grounded delta system. 6 Use 7 C N.O. 4 Cu or N.O. 2 Al conductors. 2 6 6 6 6 6 7-/2 7-/2 /09 09 Schneider Electric
Table 2: imensions Catalog Number Series Approximate imensions / / Typical NEMA Types 4, 4X,, 2, and 2K Typical NEMA Type 4X Fiberglass Reinforced Polyester and Krydon Typical NEMA Types 7 and 9 46AK 462AK 462S 46AK 46S 464AK 464S in. mm in. mm in. mm in. mm...82..82 2 2 29 2 29 77 77 4.7 4.7.08 4.7.08 2.2 2.7 7 7 8 7 8 9 6. 6. 6.8 6. 6.8 2.2 4 4 4 62 64 8.7 7 7 7 46AK 46.2 7 2. 826 2. 826. 29 66AK 66S 664S U26AK,S U266AK, S UAK U268AK U6AK, A U6S U6SA U6SC U6F U6X U62A U62AK, A U62S U62SA U62SC U62F U62X U6AA U6AC U6AK, A U6S U6F U6X..82 46.2 46.2 69. 69. 4. 4.9 6. 9. 6. 6. 6. 9.....82 24.80 2.2 2 29 77 77 7 7 76 76 7 79 49 49 49 49 49 49 2 2 2 29 6 64 4.7.08 2.2 2.7 26.2 26.2 6.62 6.62 6.6 7.22.00..00. 9.6.70. 7 8 9 9 9 68 8 28 48 6. 6.8 2.2 26.2 26.2 6.62 6.62 7. 8.67.8.79.00....8.8.79.00.....2.70. 4 62 64 9 9 92 2 27 274 26 27 274 286 48 8.7.. 7.7 7.7 4.96... 8.80 8... 8.80 8. 2.00 8. 7 29 29 4 4 2 224 28 224 28 28 U64F E. 79 26. 668 26. 668.80 0 U64AK, A U64S, SS U6AK, S U66AK, S U67AK U68AK U46AK U46S U462AK U462S U46AK U46S U464AK U464S 46.2 46.2 69. 69...82..82..82 77 77 7 7 76 76 2 29 2 29 2 29 77 77 7.2 7.7 26.2 26.2 6.62 6.62 4.7.08 4.7.08 4.7.08 7.2 7.7 48 4 9 9 7 8 7 8 7 8 48 4 8.6 9.2 26.2 26.2 6.62 6.62 6. 6.8 6. 6.8 6. 6.8 8.6 9.2 47 489 9 9 4 4 4 47 489 8.7.. 7.7 7.7 8.7 26 29 29 4 4 7 7 7 26 U46AK 46.2 7 2. 826 2. 826. 29 66AK 66S 664S, RK..82 2 29 77 77 4.7.08 2.2 2.7 7 8 9 6. 6.8 2.2 4 62 64 8.7 7 42 /09 09 Schneider Electric