Description
Main
Range ComPacT new generation
Range of product ComPacT NSX400…630 new generation
Product or component type Trip unit
Trip unit name MicroLogic 5.3 E
Trip unit technology Electronic
Range compatibility ComPacT new generation NSX630
Device application Distribution
Poles description 4P
Protected poles description 3D + N/2
4D
3D + OSN
3D
Neutral position Left
Trip unit protection functions LSI
Protection type L : for overload protection (long time)
S : for short time short-circuit protection
I : for instantaneous short-circuit protection
Trip unit rating 630 A at 40 °C
[Ue] rated operational voltage 690 V AC 50/60 Hz
network type AC
Network frequency 50/60 Hz
Circuit breaker mounting mode Fixed
Complementary
Long-time pick-up adjustment
type Ir (thermal protection)
Adjustable 9 settings
[Ir] long-time protection pick-up
adjustment range
250…630 A
Long-time protection delay
adjustment type tr
Adjustable
[tr] long-time protection delay
adjustment range
15…400 s at 1.5 x Ir
0.35…11 s at 7.2 x Ir
0.5…16 s at 6 x Ir
Neutral protection settings 0.5 x Ir (3D + N/2)
1 x Ir (4D)
1.6 x Ir (3D + OSN)
No protection (3D)
Thermal memory 20 minutes before and after tripping
Short-time protection pick-up
adjustment type Isd
Adjustable 9 settings
pickup
adjustment range
1.5…10 x Ir
Short-time protection delay
adjustment type tsd
Adjustable
[tsd] Short-time protection delay
adjustment range
0…0.4 s I²t=off
0.1…0.4 s I²t=on
Instantaneous protection pick-up
adjustment type Ii
Adjustable
[Ii] instantaneous protection pickup
adjustment range
1.5…11 x In
Earth-leakage protection Without
Zone selective interlocking ZSI With
Local signalling Flashing LED (green) for ready to operate
LED 105 % Ir (red) for overload
LED 90 % Ir (orange) for overload
Display type LCD display
Type of measurement Energy meter
Communication of data Energy metering
Protection and alarm settings
Time-stamped histories and event tables
Instantaneous and demand values
Maintenance indicators
Demand current and power
Power quality
Maximeters/minimeters
Electrical data recording Maintenance indicators
Environment
Standards EN/IEC 60947-2
Electrical shock protection class Class II
Pollution degree 3 conforming to IEC 60947-1
IP degree of protection IP40 conforming to IEC 60529
Ambient air temperature for
operation
-25…70 °C
Ambient air temperature for
storage
-40…85 °C
