The BCH MC305ANA3B Citation Thermal Overload Relay is a high-performance direct mounting motor protection relay designed to protect three-phase motors from overload, single phasing, and phase imbalance. With an adjustable current setting range of 0.30–0.48A, it provides precise thermal protection for low-current motors and is designed for direct installation on compatible BCH Citation contactors. It features ambient temperature compensation, ensuring consistent performance under varying operating conditions.
The MC305ANA3B includes a manual/automatic reset selector, test button for trip verification, and a snap-on setting protection cover to prevent accidental setting changes. Designed in compliance with IEC 60947-4-1 / IS 13947-4-1, it delivers reliable motor protection and supports Type-2 coordination for industrial motor control applications.
| Parameter | Details |
|---|---|
| Brand | BCH Electric Limited |
| Model | MC305ANA3B |
| Product Type | Thermal Overload Relay |
| Series | Citation |
| Mounting Type | Direct Mounting |
| Relay Setting Range | 0.30–0.48 A |
| Protection | Overload, Single Phasing & Phase Imbalance |
| Temperature Compensation | Yes |
| Reset Mode | Manual / Automatic (Selectable) |
| Trip Class | Class 10 |
| Standards | IEC 60947-4-1 / IS 13947-4-1 |
| Applications | Motor Starters, MCC Panels, Control Panels, Pumps, Compressors, Industrial Automation, OEM Machinery |
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