HC18 Motor Thermal Overload Protector
Fast Trip Bimetallic Thermostat for Transformers and Motors
Product Overview
The HC18/8AM Series Motor Overload Thermal Protector is a dual-sensitive (temperature + current) safety device engineered to safeguard critical equipment such as motors, transformers, and automotive systems from overheating and overcurrent damage.
Key Specifications
| Product Name |
8AM motor thermal protector |
| Material |
Metal case |
| Temperature Range |
80~180℃ |
| Tolerance |
±8℃, ±5℃ |
| Voltage |
30V DC / 250V AC |
| Current |
Customizable |
| Application |
Automotive Motors & Transformers |
Product Features
- Dual Protection Mechanism: Combines temperature and current sensitivity to prevent motor burnout in overload or overheating scenarios.
- Wide Current Range (15-60A): Handles high-load applications up to 60A, suitable for industrial motors, automotive starters, and heavy-duty transformers.
- Precision Thermal Response: Factory-calibrated with ±5℃/±8℃ accuracy, ensuring consistent performance across 80℃-180℃ temperature settings.
- Fast-Acting Trip Time: Disconnects circuits in 4-10 seconds at 25℃ ambient, minimizing downtime and equipment damage.
- Compact & Customizable: Space-saving design with optional terminals and wiring configurations for seamless integration into HVAC systems, pumps, and machinery.
- Multi-Industry Compliance: Certified for use in automotive motors, capacitor-start motors, split-phase motors, and lighting ballast protection.
- Durability & Safety: Robust construction withstands vibration and harsh environments, meeting global electrical safety standards.
Electrical Characteristics
80℃~180℃ - Operating temperature range, customizable temperature
4S~10S - Special action time can be customized
±5°C, ±8℃ - Temperature Tolerance
15A~60A - The overload current tripping range can be customized according to customer's requirements
Technical Specifications
15 volts DC/30 volts DC: 1~60 amps
125 volts AC /250 volts AC: 1~60 amps
Product Dimensions
Detailed dimension diagram of HC18 Motor Thermal Protector
Product Details
Detailed view of HC18 Motor Thermal Protector components
Application Examples
Common applications for HC18 Motor Thermal Protector in automotive and industrial settings
