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Allen-Bradley 140GH6C4C20 Moulded Case Circuit Breaker

Model: 140GH6C4C20

Brand: Allen-Bradley

Product Overview

The Allen Bradley 140GH6C4C20 is a 4-pole Moulded Case Circuit Breaker (MCCB) from the 140G H Frame series. It features fixed thermal and magnetic protection, designed for motor protection applications. This circuit breaker offers a reliable solution with high interrupting ratings suitable for individual motor loads in 2 and 3 pole configurations. Connecting modules are available and have undergone combination short-circuit testing with Allen Bradley 100-E contactors.

Electrical Specifications

Specification Value
Component type Power switching circuit breaker
Range Moulded Case Circuit Breaker
Rated current (In) 20 A
Number of poles 4
Max. rated operation voltage (Ue AC) 690 V
Rated ultimate short-circuit breaking capacity (Icu at 415 V, 50 Hz) 70 kA
Rated service short-circuit breaking capacity (Ics at 400 V, 50 Hz) 70 kA
Type of protection trip unit Thermal/magnetic release
Trip curve Fixed thermal, fixed magnetic
Frame size rating 160 A
Rated frequency 50-60 Hz
Rated insulation voltage (Ui) 1000 V
Suitable for isolation Yes
Rated short circuit breaking capacity, Icu 690V AC 15 kA
Rated short circuit breaking capacity, Ics 690V AC 15 kA
Rated impulse withstand voltage (Uimp) 8 kV
Reverse connection of supply possible Yes
Electrical life at Un, In (service cycles) 8000 cycles
Power loss 6.4 W

Mechanical Specifications

Specification Value
DIN rail (top hat rail) mounting Optional
Mechanical life (service cycles) 25000 cycles

Dimensions

Dimension Value
Height 130 mm
Width 120 mm
Pole connection pitch 30 mm
Built-in depth 82.5 mm
Depth (toggle included) 116 mm
Weight 1.6 kg

Environmental Specifications

Specification Value
Rated surrounding temperature without derating 40 °C
Maximum operating temperature 75 °C
Storage temperature -40...80 °C
Max. altitude before derating 2000 m

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140GH6C4C20-AU-140G-MCCB-H-Frame-Datasheet Adobe PDF Library 17.0 Adobe InDesign 18.3 (Windows)

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