Range
|
ComPact
|
Product name
|
ComPact NSX
|
Range of product
|
ComPact NSX100...250
|
Device short name
|
NSX250N
|
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 508
10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2
50 kA at 480 V AC 50/60 Hz conforming to UL 508
36 kA Icu at 500 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
90 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
15 kA at 600 V AC 50/60 Hz conforming to UL 508
|
Performance level
|
N 50 kA 415 V AC
|
Trip unit name
|
TM-D
|
Trip unit technology
|
Thermal-magnetic
|
Trip unit protection functions
|
LI
|
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
|
10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
36 kA at 500 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
90 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
|
Mechanical durability
|
20000 cycles
|
Electrical durability
|
5000 cycles at 690 V In
10000 cycles at 690 V In/2
10000 cycles at 440 V In
20000 cycles at 440 V In/2
|
Mounting support
|
Backplate
|
Upside connection
|
Front
|
Downside connection
|
Front
|
Connection pitch
|
35 mm
|
Protection type
|
L : for overload protection (thermal)
I : for short-circuit protection (magnetic)
|
Trip unit rating
|
250 A at 40 °C
|
Long-time pick-up adjustment type Ir (thermal protection)
|
Adjustable
|
[Ir] long-time protection pick-up adjustment range
|
0.7...1 x In
|
Long-time protection delay adjustment type tr
|
Fixed
|
[tr] long-time protection delay adjustment range
|
120…400 s at 1.5 x In
15 s at 6 x Ir
|
Short-time protection pick-up adjustment type Isd
|
Adjustable
|
[Isd] Short-time protection pick-up adjustment range
|
5...10 x In
|
Short-time protection delay adjustment type tsd
|
Fixed
|
Earth-leakage protection
|
Without
|
Number of slots for electrical auxiliaries
|
5 slot(s)
|
Width (W)
|
105 mm
|
Height (H)
|
161 mm
|
Depth (D)
|
86 mm
|
Net weight
|
2.4 kg
|