REF630

Overview

REF630 is an ABB feeder protection and control relay, designed for reliable operation in harsh electrical environments, supporting robust signal and IRF outputs.

Dimensions

• Width (half 19"): 220 mm

• Height (half 19"): 177 mm (4U)

• Depth (half 19"): 249.5 mm

• Weight (half 19" box): 6.2 kg (4U)

• Weight (half 19" LHMI): 1.0 kg (4U)

Signal Output and IRF Output

• IRF relay type: Change-over signal output relay

• Rated voltage: 250 V AC/DC

• Continuous contact carry: 5 A

• Make and carry (3 s): 10 A

• Make and carry (0.5 s): 15 A

• Breaking capacity (control circuit L/R<40 ms, at U<48/110/220 V DC): ≤0.5 A / ≤0.1 A / ≤0.04 A

• Minimum contact load: 100 mA at 24 V AC/DC

Environmental Conditions

• Operating temperature range: -25…+55ºC (continuous)

• Short-time service temperature range: -40…+85ºC (<16 h)

• Note: MTBF and HMI performance degrade outside -25…+55ºC

• Relative humidity: <93%, non-condensing

• Atmospheric pressure: 86…106 kPa

• Altitude: up to 2000 m

• Transport and storage temperature range: -40…+85ºC

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