140G-G3C3-D10
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Overview of Allen Bradley 140G-G3C3-D10
The Allen Bradley 140G-G3C3-D10 is a molded case circuit breaker designed for industrial power distribution and branch circuit protection. This three-pole, 100A device is built to the manufacturer’s G frame standard, providing a compact footprint and high interrupting capacity of 50 kA at 415V. It features a fixed thermal/magnetic trip for reliable circuit protection in demanding environments. Factory assembled for immediate installation, the 140G-G3C3-D10 is suited for use in three-phase systems, offering robust performance in heavy-duty applications. Its design benefits include an easy mounting profile and compliance with major international standards.
Key Features of Allen Bradley 140G-G3C3-D10
- 100A rated current ensures protection for demanding industrial loads.
- Three-pole construction for three-phase power systems.
- Thermal magnetic trip unit provides reliable overload and short circuit protection.
- 50 kA IEC breaking capacity at 415V—35 kA UL interrupting rating at 480V for broad compatibility.
- Factory-assembled G frame for streamlined installation and service.
- Compact dimensions: 130 mm height x 76.2 mm width, with 25 mm pole connection pitch.
- Designed for global voltage applications, suitable for 220–690V AC systems.
- Supports optional shunt trip and undervoltage release accessories for advanced control.
- Non-repairable, maintenance-friendly design.
- Compatible with a wide range of industrial control panels and switchgear.
Technical Specs of Allen Bradley 140G-G3C3-D10
| Attribute | Value |
|---|---|
| Frame | G (125A max) |
| Number of Poles | 3 |
| Rated Current | 100A |
| Interrupting Rating | 50 kA @ 415V (IEC), 35 kA @ 480V (UL) |
| Trip Type | Thermal Magnetic |
| Adjustment Type | Fixed Thermal/Fixed Magnetic |
| Dimensions | 130 mm (H) x 76.2 mm (W) |
| Mounting | Panel or DIN rail |
| Accessories | Shunt Trip, Undervoltage Release |
Applications / Use Case
Use the Allen Bradley 140G-G3C3-D10 for main and branch circuit protection in industrial and commercial electrical systems. It is ideal for motor control centers, switchboards, and panelboards where robust, high-interrupting-capacity protection is required. The device is suitable for a range of three-phase environments, including manufacturing plants, data centers, and infrastructure projects. Its thermal magnetic protection ensures safe circuit isolation during overload and short-circuit events. Easy integration into existing control systems and compatibility with optional shunt trip and undervoltage release units allow for advanced, customized protection schemes.
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