NSX 400.630N

Description

Main - LV432707 range ComPact   product name ComPact NSX   range of product ComPact NSX400...630   device short name NSX400N   product or component type Circuit breaker   device application Distribution   Number of poles 3P   protected poles description 3t   [In] rated current 250 A at 40 °C   [Ue] rated operational voltage 690 V AC 50/60 Hz   network type AC   network frequency 50/60 Hz   suitability for isolation Yes conforming to EN/IEC 60947-2   utilisation category Category A   [Icu] rated ultimate short-circuit breaking capacity 85 kA at 240 V AC 50/60 Hz conforming to UL 50822 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-285 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-210 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-230 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-220 kA at 600 V AC 50/60 Hz conforming to UL 50850 kA at 480 V AC 50/60 Hz conforming to UL 50850 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-242 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2   Performance level N 50 kA 415 V AC   trip unit name Micrologic 2.3   trip unit technology Electronic   trip unit protection functions LSoI   control type Toggle   Circuit breaker mounting mode Fixed   Complementary [Ui] rated insulation voltage 800 V AC 50/60 Hz   [Uimp] rated impulse withstand voltage 8 kV   [Ics] rated service short-circuit breaking capacity 11 kA at 525 V AC 50/60 Hz conforming to IEC 60947-285 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-210 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-250 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-230 kA at 500 V AC 50/60 Hz conforming to IEC 60947-242 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2   mechanical durability 15000 cycles   electrical durability 3000 cycles at 690 V In6000 cycles at 690 V In/26000 cycles at 440 V In12000 cycles at 440 V In/2   mounting support Backplate   upside connection Front   downside connection Front   connection pitch 45 mm   protection type L : for overload protection (long time)So : for short time short-circuit protection with fixed delayI : for instantaneous short-circuit protection   trip unit rating 250 A at 40 °C   Long-time pick-up adjustment type Ir (thermal protection) Adjustable 9 settings   [Ir] long-time protection pick-up adjustment range 70...250 A   Long-time protection delay adjustment type tr Fixed   [tr] long-time protection delay adjustment range 16 s at 6 x Ir   thermal memory 20 minutes before and after tripping   Short-time protection pick-up adjustment type Isd Adjustable 9 settings   [Isd] Short-time protection pick-up adjustment range 1.5...10 x Ir   Short-time protection delay adjustment type tsd Fixed   Instantaneous protection pick-up adjustment type Ii Fixed   [Ii] instantaneous protection pick-up adjustment range 3000 A   earth-leakage protection Without   zone selective interlocking ZSI Without   Number of slots for electrical auxiliaries 6 slot(s)   local signalling Flashing LED (green) for ready to operateLED 105 % Ir (red) for overloadLED 90 % Ir (orange) for overload   Width (W) 140 mm   Height (H) 255 mm   Depth (D) 110 mm   net weight 6.05 kg