Legrand DPX3 250 moulded case circuit breaker 3P, 250 A, 25 kA, IP30 (catalogue number 420209), overload release setting range 200…250 A, short-circuit release setting range 1250…2500 A. A moulded case circuit breaker is used to switch distribution circuits and protect them against overloads and short circuits. Main parameters: rated current In 250 A; number of poles 3; breaking capacity Icu 25 kA; overload release setting range 200…250 A; short-circuit release setting range 1250…2500 A; number of auxiliary changeover contacts 1. Design: optional DIN TH rail mounting, with trip indicator, with integrated undervoltage release. Application and mounting: for TH rail mounting.
Technical data
Series
DPX3 250
Ultimate breaking capacity Icu
25 kA
Rated current In
250 A
Device design
Permanently installed device
For TH rail mounting
Yes
Number of poles
3
Number of auxiliary changeover contacts
1
Number of auxiliary NC contacts
1
Optional DIN (TH) rail mounting
Yes
Optional motor operator
Yes
Actuator type
Switch
Main contact connection type
Screw connection
Degree of protection (IP)
IP30
Main circuit terminal location
Front
Supplied with protection device
Yes
Integrated motor operator
No
Rated voltage range (min-max)
220-690 V
Short-time delay release setting range (min-max)
1250-2500 A
Overload release setting range (min-max)
200-250 A
Short-circuit release setting range (min-max)
1250-2500 A
With trip indicator
Yes
With integrated undervoltage release
Yes
Integrated earth fault protection
No
Rated short-circuit breaking capacity Icu at 400 V, 50 Hz
25 kA
Rated uninterrupted current Iu
250 A
Technical data according to the manufacturer's documentation.
