Trade Price
£214.18
Per
1
Unit
EA
Pack Quantity
1
TM250G is a 4 poles 4d thermal-magnetic trip unit used on ComPacT NSX 100/160/250 circuit breakers. This 250A rating thermal-magnetic trip unit is an optimum choice for generator protection applications. It embeds an adjustable thermal overload protection and a fixed magnetic protection against short-circuits. The rated current is 250A and the operational voltage is 750VDC. It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications.
Range
ComPacT new generation
Range of product
ComPacT NSX100...250 DC new generation
Product or component type
Trip unit
Trip unit name
TM-G
Trip unit technology
Thermal-magnetic
Range compatibility
ComPacT new generation NSX100 DC ComPacT new generation NSX160 DC ComPacT new generation NSX250 DC
Device application
Generator
Poles description
4P
Protected poles description
4D
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
750 V DC
Network type
DC
Circuit breaker mounting mode
Fixed
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
Instantaneous protection pick-up adjustment type Ii
Fixed
[Ii] instantaneous protection pick-up adjustment range
625 A
earth-leakage protection
Without
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
Unit Type of Package 1
PCE
Number of Units in Package 1
1
Package 1 Height
9 cm
Package 1 Width
6 cm
Package 1 Length
14 cm
Package 1 Weight
480 g
Unit Type of Package 2
CAR
Number of Units in Package 2
32
Package 2 Height
29.5 cm
Package 2 Width
29.3 cm
Package 2 Length
40.5 cm
Package 2 Weight
14880 g
Unit Type of Package 3
P12
Number of Units in Package 3
384
Package 3 Height
150 cm
Package 3 Width
80 cm
Package 3 Length
120 cm
Package 3 Weight
178560 g
Warranty
18 months
Datasheet