Main
Device short name
NSX160B
Range
ComPacT new generation
circuit breaker mounting mode
Fixed
Neutral position
Left
Protected poles description
3D
Product Name
ComPacT NSX new generation
Trip unit name
TM-D
Trip unit technology
Thermal-magnetic
Trip unit rating
160 A at 40 °C
[ui] rated insulation voltage
800 V AC 50/60 Hz
Trip unit protection functions
LI
performance level
B 25 kA 415 V AC
Complementary
[ii] instantaneous pick-up adjustment range
1250 A
[in] rated current
160 A at 40 °C
[ue] rated operational voltage
690 V AC 50/60 Hz
[ics] rated service breaking capacity
40 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
25 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
15 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2
Control type
Toggle
depth (d)
86 mm
Product certifications
CCC
EAC
Marine
[ir] long-time protection pick-up adjustment range
0.7...1 x In
Connection pitch
35 mm
Handle front plate colour
161 mm
Product or component type
Circuit breaker
[uimp] rated impulse withstand voltage
8 kV
[tr] long-time delay adjustment range
120…400 s at 1.5 x In
15 s at 6 x Ir
Device application
Distribution
Electrical shock protection class
Class II
width (w)
140 mm
network frequency
50/60 Hz
Ik degree of protection
IK07 conforming to IEC 62262
long-time pick-up adjustment type ir (thermal protection)
Adjustable
Net weight
2.6 kg
long-time protection delay adjustment type tr
Fixed
Downside connection
Front
number of slots for electrical auxiliaries
5 slot(s)
Earth-leakage protection
Without
Mounting support
Backplate
power dissipation per pole
13.95 W
mechanical durability
40000 cycles
neutral protection setting
No protection (3D)
electrical durability
40000 cycles at 440 V In/2
20000 cycles at 440 V In
15000 cycles at 690 V In/2
7500 cycles at 690 V In
Network type
AC
instantaneous protection pick-up adjustment type ii
Fixed
Pollution degree
3 conforming to IEC 60664-1
mounting position
Horizontal and vertical
Flat on the back
Suitability for isolation
Yes conforming to EN/IEC 60947-2
Poles description
4P
Upside connection
Front
Utilisation category
Category A
Protection type
L : for overload protection (thermal)
I : for short-circuit protection (magnetic)
Environment
Ambient air temp for storage/transportation
-50…85 °C
ip degree of protection
IP40 conforming to IEC 60529
operating altitude
0...2000 m without derating
2000 m...5000 m with derating
ambient air temperature for operation
-25…70 °C
overvoltage category
Class II
standards
EN/IEC 60947
relative humidity
0…95 %