Siemens – 3WN6531-0JB81-3BA1

Draw-out circuit breaker with slide-in module frame 3-pole, Size 2, IEC In=3200 A to 690 V, 50/60 Hz AC Icu=85 kA at 500 V Rear horizontal connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 230 V AC/220 V DC, 100% on-load factor With 2nd auxiliary release "R", F3 Undervoltage, instant. 208-240 V AC, 220-250 V DC 2NO+2NC C22= Ready indicator F31= EMC filter F40= Sealing disc for ETU25-76 for protection against unauthorized operation K07= Tripped signaling contact, 1 CO not possible with option F02 R15= Position signaling switch, withdrawable part 3 changeover contacts R21= Shutter 2-part can be locked with padlock S07= Castell/Fortress in Off position with 4 padlock (Safe Off/disconnector function) Disconnector condition in compliance with IEC 60947-2 T40= Door sealing frame

Draw-out circuit breaker with slide-in module frame 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with storage with mechanical request without 1st auxiliary release without 2nd auxiliary release 2NO+2NC C20= Spring charge status indicator not possible with option F02 C22= Ready indicator F40= Sealing disc for ETU25-76 for protection against unauthorized operation M45= Opening solenoid, overexcited 110-127 V AC/110-125 V DC 5% on-load factor, not for continuous operation R16= Position signaling switch, withdrawable part 6 changeover contacts

Draw-out circuit breaker Without guide frame 4-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with storage with mechanical request without 1st auxiliary release without 2nd auxiliary release 2NO+2NC

Draw-out circuit breaker Without guide frame 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with storage with mechanical request without 1st auxiliary release With 2nd auxiliary release "R", F3 Undervoltage, instant. 208-240 V AC, 220-250 V DC 2NO+2NC

Draw-out circuit breaker with slide-in module frame 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V with connecting flange Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with memory Drive motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 230 V AC/220 V DC, 100% on-load factor without 2nd auxiliary release 4NO+4NC C01= mechanical switching cycle counter C22= Ready indicator K07= Tripped signaling contact, 1 CO not possible with option F02 R10= Arc chute cover withdrawable part not possible with option A05 Rated voltage 1000 V R15= Position signaling switch, withdrawable part 3 changeover contacts R21= Shutter 2-part can be locked with padlock S07= Castell/Fortress in Off position with 4 padlock (Safe Off/disconnector function) Disconnector condition in compliance with IEC 60947-2

Fixed-mounted circuit breaker 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 230 V AC/220 V DC, 100% on-load factor without 2nd auxiliary release 4NO+4NC S08= RONIS locking device in Off position (safe OFF/disconnector functionality) Disconnector condition in compliance with IEC 60947-2 Disconnector condition in compliance with IEC 60947-2

Fixed-mounted circuit breaker 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 230 V AC/220 V DC, 100% on-load factor With 2nd auxiliary release "F", F2 Shunt release 230 V AC/220 V DC, 100% on-load factor 4NO+4NC

Draw-out circuit breaker with slide-in module frame 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V with connecting flange Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with memory with mechanical calling without 1st auxiliary release without 2nd auxiliary release 2NO+2NC C22= Ready indicator K07= Tripped signaling contact, 1 CO not possible with option F02 R10= Arc chute cover withdrawable part not possible with option A05 Rated voltage 1000 V R15= Position signaling switch, withdrawable part 3 changeover contacts R21= Shutter 2-part can be locked with padlock S07= Castell/Fortress in Off position with 4 padlock (Safe Off/disconnector function) Disconnector condition in compliance with IEC 60947-2

Withdrawable circuit breaker with guide frame 3-pole, size II, IEC In=2500A to 690V, AC50/60Hz Icu=66kA at 500V w. connection flange Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with storage with mechanical request without 1st auxiliary release With 2nd auxiliary release "R", F3 Undervoltage, instant. 208-240 V AC, 220-250 V DC 2NO+2NC R15= Position signaling switch, withdrawable part 3 changeover contacts R21= Shutter 2-part can be locked with padlock T40= Door sealing frame

Draw-out circuit breaker with slide-in module frame 3-pole, Size 2, IEC In=2500 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V with connecting flange Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with memory Drive motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 230 V AC/220 V DC, 100% on-load factor without 2nd auxiliary release 4NO+4NC C01= mechanical switching cycle counter C22= Ready indicator K07= Tripped signaling contact, 1 CO not possible with option F02 R10= Arc chute cover withdrawable part not possible with option A05 Rated voltage 1000 V R16= Position signaling switch, withdrawable part 6 changeover contacts R21= Shutter 2-part can be locked with padlock S07= Castell/Fortress in Off position with 4 padlock (Safe Off/disconnector function) Disconnector condition in compliance with IEC 60947-2

Withdrawable circuit breaker without guide frame 4-pole, size II, IEC In=2500A to 690V, AC50/60Hz Icu=66kA at 500V rear connection horizontal Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 230 V AC/220 V DC, 100% on-load factor without 2nd auxiliary release 4NO+4NC K07= Tripped signaling contact, 1 CO not possible with option F02 R21= Shutter 2-part can be locked with bracket lock T40= Door sealing frame

FIXED-MOUNTED CIRCUIT BREAKER 4-POLE, SIZE II, IEC IN=2500A TO 690V, AC50/60HZ ICU=66KA AT 500V REAR CONNECTION HORIZONTAL ELECTRONIC TRIP UNIT ETU 25 LSI PROT. ADJUST.B. 0.4-1 IN MOT./MAN. OPER.MECHAN. W.STOR. DRIVE MOTOR AC 50/60HZ 208-240V BZW DC 220-250V REQU. AC 50/60HZ 230V, DC 220V WITHOUT 1ST SHUNT TRIP WITH 2ND AUX. RELEASE "R", F3 UNDERVOLTAGE, NON-DEL. AC 208-240V, DC 220-250V 2NO+2NC