Specialty Service Entrance Switchboards Selection and Application Guide
Power! As the heart of every business complex it has to be reliable. As part of your business, it has to be economical too.you get both with Siemens top-quality commercial switchboards both circuit breaker and fusible. For strip-shopping complexes, low-rise buildings and other small to medium jobs, our commercial switchboards are the proven choice. Metering provisions for the BCT/SCT units run from 400 to 1200 amperes with high-interrupting ability. All units are top feed and available in weatherproof construction. Install with confidence...anytime...anywhere. The Siemens quality assurance program stands behind each switchboard, satisfying the requirements of majority utilities around the country. Best of all, these units are ready and waiting in our conveniently located distribution centers. Plants Customer Service Centers The On Route/On Time program is designed to serve the construction industry from eight strategically located plants: Portland, Oregon Atlanta, Georgia Pomona, California Spartanburg, South Carolina Dallas, Texas Pennsauken, New Jersey Wichita Falls, Texas Mundelein, Illinois To provide further support, Siemens has a nationwide net- work of six customer service centers which stock all key standard products, unassembled panelboards and standard busway. These locations are: Los Angeles, California East Brunswick, New Jersey Dallas, Texas Columbus, Ohio Atlanta, Georgia Chicago, Illinois Enclosed Bolted Pressure Switch Where utility metering is not required, Siemens offers an enclosed bolted pressure switch. These switches use Class L fuses and have a 200,000A IR maximum UL short-circuit rating. This floor mount unit is easy to install and comes complete with fuse door interlock and padlockable handle.
BCT Circuit Breaker Switchboard Neutral Disconnect Link accessible from front. Sealable Utility metering provisions. For convenience, nothing beats our BCT switchboard complete with SENTRON TM Series circuit breakers.this new line of circuit breakers has transformed the industry, meeting the requirements of modern construction with some of the highest interrupting ratings on the market. With metering provisions of 400 to 1200 amperes, this unit is field convertible from cold to hot sequence metering. Ruggedly constructed and easy to install, this floor mount service entrance equipment is available now to help keep your project on schedule. SCT Fusible Switchboard Enclosed Contacts of Vacu-Break Main Switch. Our economical choice for so many small to medium jobs. Each unit features the exclusive Vacu-Break clampmatic enclosed switch for quick-make, quick-break action. No exposed contacts to worry about. Metering provisions run from 400 to 1200 amperes. For flexibility, cold sequence metering is standard and hot sequence available with little delay. Each unit features a tamper-proof enclosure with hinged door and padlockable handle.
TOP FEED 3-POLE/4 WIRE 2-POLE/3 WIRE 480V 240V 480V 240V Ampere Rating Catalog Number Catalog Number 800 BT34080 BT32080 BT24080 BT22080 1200 BT34120 BT32120 BT24120 BT22120 1600 BT34160 BT32160 BT24160 BT22160 2000 BT34200 BT32200 BT24200 BT22200 2500 BT34250 BT32250 BT24250 BT22250 3000 BT34300 BT32300 BT24300 BT22300 4000 BT34400 BT32400 BT24400 BT22400 BOTTOM FEED Enclosed Bolted Pressure Switch Bolted Contact Switches 800 4000 Amperes UL Short Circuit Rating 200,000A IR Maximum These switches are suitable for use on systems capable of delivering fault current up to 200,000 amperes symmetrical RMS when equipped with Class L fuses. All bolted pressure switches include fuse door interlock; quick-make, quick-break operation; bolted pressure force on closed contact; padlockable (in the OPEN position only) handle. ACCESSORIES AND MODIFICATIONS Suffix Description Code Ground Fault Protection Includes electric trip mechanism. CPT, sensor G and solid state relay. Options for Ground Fault Blown fuse protection with indicating lights B Test and monitor M Phase failure relay including capacitor trip P Electric Trip Mechanism 480V only E Options for Electric Trip Mechanism Blown fuse protection with indicating lights B Control power transformer C Phase failure relay including capacitor trip P General Modifications Auxiliary Switch: 1NO and 1NC A1 Auxiliary Switch 2NO and 2NC A2 Kirk key interlocks K Nameplates N Type 3R enclosure W 3-POLE/4 WIRE 2-POLE/3 WIRE 480V 240V 480V 240V Ampere Rating Catalog Number Catalog Number 800 BB34080 BB32080 BB24080 BB22080 1200 BB34120 BB32120 BB24120 BB22120 1600 BB34160 BB32160 BB24160 BB22160 2000 BB34200 BB32200 BB24200 BB22200 2500 BB34250 BB32250 BB24250 BB22250 3000 BB34300 BB32300 BB24300 BB22300 4000 BB34400 BB32400 BB24400 BB22400 For 600V AC applications, replace the second numerical digit 4 with a 6. No price increase involved. 600V switch not UL listed. DIMENSIONS Switch Ampere Enclosure Dimensions (inches) Rating Height Width Depth 800 90 32 20 1200 90 32 20 1600 90 32 20 2000 90 32 20 2500 90 38 20 3000 90 48 28 4000 90 48 28 MAIN LUGS Ampere Rating Quantity Connectors 800 3 #3/0-750 MCM 1200 4 #3/0-750 MCM 1600 5 #3/0-750 MCM 2000 6 #3/0-750 MCM 2500 7 #3/0-750 MCM 3000 8 #3/0-750 MCM 4000 11 #3/0-750 MCM
SYMMETRICAL AMPS INTERRUPTING CAPACITY Catalog Ampere System Number 240V 480V 600V Rating Voltage BCT436JXD6 50,000 35,000 25,000 400 BCT436HJD6 85,000 42,000 25,000 400 BCT636LXD6 50,000 35,000 25,000 600 BCT636HLD6 85,000 42,000 25,000 600 BCT836MD6 42,000 30,000 22,000 800 BCT836HMD6 65,000 65,000 42,000 800 BCT1036ND6 42,000 1000 BCT1036HND6 65,000 1000 BCT1236ND6 42,000 1200 BCT1236HND6 65,000 1200 120/240V - 1 Phase, 3 Wire 208Y/120V - 3 Phase, 4 Wire 240V-3 Phase, 3 Wire 480Y/227V-3 Phase, 4 Wire 480 or 600V-3 Phase, 3 Wire 208Y/120V - 3 Phase, 4 Wire 240V-3 Phase, 3 Wire BCT Service Cubicle Service Entrance Equipment With Provisions For Metering Current Transformers Available with current transformer provisions on load side and can be inverted for current transformer provision on line side. Tamperproof enclosure with hinged door over current transformer compartment with latch for utility company sealing. Current transformer provisions are adjustable for use with 12 or 14.5 primary bar type current transformer. Indoor construction for floor or wall mounting. All units supplied as top feed cold metering only. 400 and 600A units may be field modified for use as shown in table. CONNECTORS (Per phase and neutral) Ampere Rating Connectors Suitable for CU or AL 400A (1) 4/0-500 MCM or (2) 250 MCM 600A (2) 4/0-500 MCM 800A (4) 250-500 MCM 1000-1200A (4) 250-500 MCM Contact sales office for warehouse stocking location. DIMENSIONS (inches) Catalog Number Height Width Depth BCT436JXD6 70 32 13.75 BCT436HJD6 70 32 13.75 BCT636LXD6 70 32 13.75 BCT636HLD6 70 32 13.75 BCT836MD6 90 32 13.75 BCT836HMD6 90 32 13.75 BCT1036ND6 90 32 13.75 BCT1036HND6 90 32 13.75 BCT1236ND6 90 32 13.75 BCT1236HND6 90 32 13.75 PTE 20 20 10 AVAILABLE CONFIGURATIONS Catalog Top Feed Top Feed Bottom Feed Number Cold Sequence Hot Sequence Cold/Hot Sequence BCT436JXD6 BCT436HJD6 BCT636LXD6 BCT636HLD6 BCT836MD6 BCT836HMD6 BCT1036ND6 BCT1036HND6 BCT1236ND6 BCT1236HND6 PTE
Catalog Number Ampere System Cold Sequence Hot Sequence Rating Voltage SCT432 LSCT432 400 SCT632 LSCT632 600 SCT632 LSCT632 600 SCT436 LSCT436 400 SCT636 LSCT636 600 SCT836 LSCT836 800 SCT1236 LSCT1236 1200 SCT1236 LSCT1236 1200 DIMENSIONS (inches) 120/240V - 1 Phase, 3 Wire 208Y/120V - 3 Phase, 4 Wire 240V-3 Phase, 3 Wire 480Y/277V - 3 Phase, 4 Wire 480 or 600V - 3 Phase, 3 Wire All 208Y/120V - 3 Phase, 4 Wire 240V-3 Phase, 3 Wire Catalog Number Cold Sequence Hot Sequence Height Width Depth SCT432 LSCT432 90 32 20 SCT632 LSCT632 90 32 20 SCT436 LSCT436 90 32 20 SCT636 LSCT636 90 32 20 SCT836 LSCT836 90 32 20 SCT1236 LSCT1236 90 32 20 SCT Service Cubicle Service Entrance Fusible Switch Quick-Make Quick-Break Fusible dead front switch. Interlocked door over fuses with provisions for padlocking switch Door over current transformer section with latch arrangement for utility company seal. Current transformer provisions are adjustable for use with 12 or 14.5 primary bar type current transformer. Indoor construction for floor mounting only. Compact tamperproof enclosure with hinged door over current transformer compartment with latch for utility company sealing. CONNECTORS (Per phase and neutral) Ampere Connectors Suitable Rating For CU or AL 400A (1) 4/0-500 MCM or (2) 250-500 MCM 600A (2) 4/0-500 MCM or (4) 250 MCM 800A and 1200A (4) 4/0-500 MCM Ampere Fuse Symmetrical Amperes Rating Clip Interrupting Capacity 400-600 R 200,000 800-1200 L 100,000 Contact sales office for warehouse stocking location.
Siemens Energy & Automation, Inc. Power Distribution Infrastructure Division For Nearest Sales Office 3333 Old Milton Parkway 1.800.964.4114 For Production Information Alpharetta, GA 30005 www.sea.siemens.com/sales www.sea.siemens.com/power 2001 Siemens Energy & Automation, Inc. I-T-E and Vacu-Break are registered trademarks of Siemens AG. Order No. 7.5-3A Siemens is a registered trademark of Siemens AG. Specifications are subject to change without notice.