power distribution - Siemens

Low Voltage SwitchgearType WL Low Voltage Metal-Enclosed SwitchgearWL Low Voltage Metal-Enclosed Switchgear Features & Benefits▪ Control and communication termination area located in frontof equipment and segregated from power cable terminationarea that is located in rear of equipment▪ Front accessible vertical and horizontal wiring channels▪ Easy access to control and communication connectionsthrough separate front door▪ No heat sinks on breaker or bus▪ No front-breaker door ventilation▪ 100kA bus bracing standard - 150kA and 200kA optional▪ Insulated/isolated bus through 6000 amps▪ Three levels of horizontal bus through 5000 amps▪ Modular design for maximum configuration flexibilityBreaker RatingsSpecifications▪ Breaker racking handle integral to the breaker▪ All breaker settings and displays clearly visible with breakerdoor closed▪ Field installable “drop in place” accessories and trip units▪ Same accessories work for entire breaker line▪ ModBus, ProfiBus and Ethernet communication▪ Field installable ground fault protection and zone selectiveinterlock▪ Rogowski coil current sensors provide high metering accuracyand prevent saturation at high current levels▪ Dynamic Arc Flash Sentry (DAS) and EIP (ExtendedInstantaneous Protection) are patent pending features fromSiemens that greatly reduce Arc Flash EnergyFrame Size IIFrame Rating 800 1600 2000 3200Rating Designation N S H L F N S H L F S H L F S H LInterrupting Current I cs 254VAC 50 65 85 100 200 50 65 85 100 200 65 85 100 200 65 85 100(kAIR RMS) 50/60 Hz 508VAC 50 65 85 100 200 50 65 85 100 200 65 85 100 200 65 85 100635VAC 50 65 65 85 200 50 65 65 85 200 65 65 85 200 65 65 85Short-time Withstand13 SWITCHGEARCurrent l cw(kA RMS) 50/60 Hz 0.5s 50 65 65 85 20 50 65 65 85 20 65 65 85 20 65 65 85Extended Instantaneous 285-Protection 508VAC 50 65 85 100 200 50 65 85 100 200 65 85 100 200 65 85 100(kA RMS - 0% to 20+%) 635VAC 50 65 65 85 200 50 65 65 85 200 65 65 85 200 65 65 85Close & Latch Ratings(kA RMS) 50/60 Hz 50 65 65 85 75 50 65 65 85 75 65 65 85 75 65 65 85Rating Plug Range 200A to 800A 200A to 1600A 200A to 2000A 200A to 3200AEndurance Rating(switching operations Mech. 15,000 15,000 15,000 15,000with maintenance) Elec. 15,000 15,000 15,000 15,000Frame Size IIIFrame Rating 3200 4000 5000Rating Designation M F H L M F H L M FInterrupting Current I cs 254VAC 150 200 85 100 150 200 85 100 150 200(kAIR RMS) 50/60 Hz 508VAC 150 200 85 100 150 200 85 100 150 200635VAC 85 200 85 85 85 200 85 85 85 200Short-time WithstandCurrent l cw(kA RMS) 50/60 Hz 0.5s 100 40 85 100 100 40 85 100 100 40Extended Instantaneous 254VACProtection 508VAC 150 200 85 100 150 200 85 100 150 200(kA RMS - 0% to 20+%) 635VAC 85 200 85 85 85 200 85 85 85 200Close & Latch Ratings(kA RMS) 50/60 Hz 100 40 85 100 100 40 85 100 100 40Rating Plug Range 800A to 3200A 800A to 4000A 800A to 5000AEndurance Rating(switching operations Mech. 10,000 10,000 10,000with maintenance) Elec. 10,000 10,000 10,000Maintenance means: Replacing main contacts and arc chutes (see operating instructions).Main contacts in breakers with Rating Designation M can only be replaced by Siemenspersonnel.Do not apply breaker at 635V AC on a system with available fault current > 85kA RMS.Siemens Power Distribution & Control, SPEEDFAX 2007-2008 Product Catalog 13-43