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Range
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ComPact
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Product name
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ComPact NS
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Range of product
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ComPact NS630b...1600
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Device short name
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Compact NS630bN
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Product or component type
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Circuit breaker
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Device application
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Distribution
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Number of poles
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4P
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Protected poles description
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4D
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Neutral position
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Left
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(In) rated current up to 65 °C
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630 A at 50 °C
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[Ue] rated operational voltage
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690 V AC 50/60 Hz
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Network type
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AC
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Network frequency
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50/60 Hz
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Suitability for isolation
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Yes conforming to EN/IEC 60947-2
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Utilisation category
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Category B
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[Icu] rated ultimate short-circuit breaking capacity
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30 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 440 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
40 kA Icu at 500/525 V AC 50/60 Hz conforming to IEC 60947-2
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Performance level
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N 50 kA 415 V AC
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Trip unit name
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MicroLogic 2.0 E
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Trip unit technology
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Electronic
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Trip unit protection functions
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LI
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Control type
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Toggle
Rotary handle
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Circuit breaker mounting mode
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Fixed
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[Ui] rated insulation voltage
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800 V AC 50/60 Hz conforming to IEC 60947-2
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[Uimp] rated impulse withstand voltage
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8 kV conforming to IEC 60947-2
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[Ics] rated service short-circuit breaking capacity
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30 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
40 kA at 500/525 V AC 50/60 Hz conforming to IEC 60947-2
50 kA at 220/240 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
50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
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[Icw] rated short-time withstand current
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19.2 kA 1 s conforming to IEC 60947-2
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Mechanical durability
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10000 cycles
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Electrical durability
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2000 cycles at 690 V In
4000 cycles at 690 V In/2
5000 cycles at 440 V In
6000 cycles at 440 V In/2
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Power losses
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10 W
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Mounting support
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Backplate
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Upside connection
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Front
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Downside connection
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Front
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Connection pitch
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70 mm
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Protection type
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L : for overload protection (long time)
I : for instantaneous short-circuit protection
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Trip unit rating
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630 A at 50 °C
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Long-time pick-up adjustment type Ir (thermal protection)
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Adjustable 9 settings
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[Ir] long-time protection pick-up adjustment range
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0.4...1 x In
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Long-time protection delay adjustment type tr
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Adjustable 9 settings
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[tr] long-time protection delay adjustment range
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12.5…600 s at 1.5 x Ir
0.5…24 s at 6 x Ir
0.7…16.6 s at 7.2 x Ir
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Thermal memory
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20 mn
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Instantaneous protection pick-up adjustment type Ii
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Adjustable
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[Ii] instantaneous protection pick-up adjustment range
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1.5...10 x Ir
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Earth-leakage protection
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Without
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Neutral protection settings
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No protection (3D)
0.5 x Ir (3D + N/2)
1 x Ir (4D)
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Zone selective interlocking ZSI
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Without
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Auxiliary contact composition
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1 NO/NC
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Local signalling
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4 LEDs (red) for fault indication
1 LED (yellow) for overload
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Display type
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LCD display
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Type of measurement
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Energy meter
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Width (W)
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280 mm
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Height (H)
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327 mm
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Depth (D)
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147 mm
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Net weight
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18 kg
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REACh Declaration