Hager HBB251H

Hager FI-Block HBB251H

Manufacturer: Hager
Designation: FI-Block x250 4P 250A
Type: HBB251H
Rated Voltage: 220..415 V
Rated Current: 250 A
Adjustable Rated Residual Current: yes
Rated Residual Current: 0.03..6 A
Max. Delay Time: 1000 ms
Adjustable Delay Time: yes
Number of Poles: 4
Residual Current Type: other
Surge Current Resistance: 5 kA
Frequency: 50/60 Hz
Rated Insulation Voltage Ui: 500 V
Rated Impulse Voltage Uimp: 6 kV
Connectable Conductor Cross-Section Single-Core: 35..185 mm²
Connectable Conductor Cross-Section Multi-Core: 35..150 mm²
Fault Release Protection: yes
With Locking Mechanism: yes
Protection Class (IP): IP40
Degree of Pollution: 3
Ambient Temperature During Operation: -25..70 °C

Hager FI-Block HBB251H: Additional Details
FI-Block size x250 4-pole 250A Idn adjustable. Electronic FI-Block according to DIN EN 60947-2 for retrofitting to circuit breakers and load disconnectors. Designed in a modular form for easy attachment to the circuit breakers or load disconnectors. The sensitivity to residual current and the trip time can be adjusted on the device. For trip testing, both a mechanical and an electrical test button are available. Indication (via LED on the device), remote indication, and pre-warning of I delta n at 50% are available.