Trip unit MicroLogic 2.2, ComPacT NSX250, 4 poles, electronic basic protections, 250A rating
Main
|
range |
ComPacT new generation |
|
range of product |
ComPacT NSX100...250 new generation |
|
product or component type |
Trip unit |
|
trip unit name |
Micrologic 2.2 |
|
trip unit technology |
Electronic |
|
range compatibility |
ComPacT new generation NSX250 |
|
device application |
Distribution |
|
poles description |
4P |
|
protected poles description |
3D + N/2
4D
3D |
|
neutral position |
Left |
|
trip unit protection functions |
LSoI |
|
protection type |
L : for overload protection (long time)
So : for short time short-circuit protection with fixed delay
I : for instantaneous short-circuit protection |
|
Trip unit rating |
250 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 |
100...250 A |
|
Long-time protection delay adjustment type tr |
Fixed |
|
[tr] long-time protection delay adjustment range |
11 s at 7.2 x Ir
16 s at 6 x Ir
400 s at 1.5 x Ir |
|
Neutral protection settings |
0.5 x Ir (3D + N/2)
1 x Ir (4D)
No protection (3D) |
|
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 |
|
local signalling |
Flashing LED (green) for ready to operate
LED 105 % Ir (red) for overload
LED 90 % Ir (orange) for overload |
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 |
-50…85 °C |
Packing Units
|
Unit Type of Package 1 |
PCE |
|
Number of Units in Package 1 |
1 |
|
Package 1 Weight |
570.0 g |
|
Package 1 Height |
6.8 cm |
|
Package 1 width |
9.8 cm |
|
Package 1 Length |
15.0 cm |
|
Unit Type of Package 2 |
S03 |
|
Number of Units in Package 2 |
18 |
|
Package 2 Weight |
10.684 kg |
|
Package 2 Height |
30.0 cm |
|
Package 2 width |
30.0 cm |
|
Package 2 Length |
40.0 cm |
