MAIN CHARACTERISTICS range MASTERPACT range of product MASTERPACT NW product name MASTERPACT NW product or component type BASIC FRAME device short name MASTERPACT NW25 circuit breaker name MASTERPACT NW25H3 poles description 4P neutral position LEFT network type AC breaking capacity code H3 suitability for isolation YES CONFORMING TO IEC 60947-2 utilisation category B COMPLEMETARY CHARACTERISTICS network frequency 50 60 HZ control type PUSHBUTTON mounting mode DRAWOUT [In] rated current 2500 A 40 DC [Ui] rated insulation voltage 1000 V AC 5060 HZ CONFORMING TO IEC 60947-2 [Uimp] rated impulse withstand voltage 12 KV CONFORMING TO IEC 60947-2 [Icm] rated short-circuit making capacity 220 KA 690 V AC 5060 HZ [Ue] rated operational voltage 690 V AC 5060 HZ CONFORMING TO IEC 60947-2 circuit breaker CT rating 2500 A breaking capacity 150 KA ICU AT 220...240 V AC 5060 HZ CONFORMING TO IEC 60947-2 [Ics] rated service breaking capacity ICS 100 KA 690 V AC 5060 HZ CONFORMING TO IEC 60947-2 protection type WITHOUT PROTECTION mechanical durability 10000 CYCLES WITHOUT MAINTENANCE CONFORMING TO IEC 60947-2 electrical durability 1250 CYCLES 440 V AC 5060 HZ WITHOUT MAINTENANCE CONFORMING TO IEC 60947-2 connection pitch 115 MM [Icw] rated short-time withstand current 65 KA 1 S CONFORMING TO IEC 60947-2 integral instant protection 135...165 KA maximum breaking time 25 MS closing response time < 70 MS height 439 MM width 556 MM depth 394.5 MM compatibility code NW25