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| 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 | 4P |
| protected poles description | 3t + N/2 3t 4t |
| neutral position | Left |
| [In] rated current | 400 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 508 22 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 30 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 20 kA at 600 V AC 50/60 Hz conforming to UL 508 50 kA at 480 V AC 50/60 Hz conforming to UL 508 50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 42 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 |
[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 60947-2
85 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
30 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2
42 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2mechanical durability 15000 cycles electrical durability 3000 cycles at 690 V In
6000 cycles at 690 V In/2
6000 cycles at 440 V In
12000 cycles at 440 V In/2mounting 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 delay
I : for instantaneous short-circuit protectiontrip unit rating 400 A at 40 °C Long-time pick-up adjustment type Ir (thermal protection) Adjustable 9 settings [Ir] long-time protection pick-up adjustment range 160...400 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 4800 A earth-leakage protection Without Neutral protection settings 0.5 x Ir (3t + N/2)
1 x Ir (4t)
No protection (3t)zone selective interlocking ZSI Without Number of slots for electrical auxiliaries 6 slot(s) local signalling Flashing LED (green) for ready to operate
LED 105 % Ir (red) for overload
LED 90 % Ir (orange) for overloadWidth (W) 185 mm Height (H) 255 mm Depth (D) 110 mm net weight 7.9 kg standards EN/IEC 60947 product certifications CCC
EAC
Marineovervoltage category Class II electrical shock protection class Class II pollution degree 3 conforming to IEC 60664-1 IP degree of protection IP40 conforming to IEC 60529 IK degree of protection IK07 conforming to IEC 62262 ambient air temperature for operation -25…70 °C ambient air temperature for storage -50…85 °C relative humidity 0…95 % operating altitude 0...2000 m without derating
2000 m...5000 m with deratingUnit Type of Package 1 PCE Number of Units in Package 1 1 Package 1 Height 15.082 cm Package 1 Width 20.207 cm Package 1 Length 29.155 cm Package 1 Weight 7.314 kg Unit Type of Package 2 S04 Number of Units in Package 2 3 Package 2 Height 30.0 cm Package 2 Width 40.0 cm Package 2 Length 60.0 cm Package 2 Weight 22.852 kg
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