Description
Main
Range ComPacT new generation
Range of product ComPacT NSX100…250 new generation
Product or component type Trip unit
Trip unit name TM-D
Trip unit technology Thermal-magnetic
Range compatibility ComPacT new generation NSX250
Device application Distribution
Poles description 4P
Protected poles description 4D
Neutral position Left
Trip unit protection functions LI
Protection type L : for overload protection (thermal)
I : for short-circuit protection (magnetic)
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
[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
Neutral protection settings 1 x Ir (4D)
Instantaneous protection pick-up
adjustment type Ii
Adjustable
[Ii] instantaneous protection pickup
adjustment range
5…10 x In
Earth-leakage protection Without
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
