JR36 Thermal Overload Relay
• Protects AC motors against overload and phase failure
• Current range: 0.1A to 93A, adjustable for precise protection
• Suitable for voltages up to 690V AC, 50/60Hz systems
• Features automatic/manual reset options and temperature compensation
• Includes test and pause buttons for easy maintenance
• Compatible with standard motor control circuits
• Ideal for industrial machinery, HVAC, and manufacturing equipment
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VIOX JR36 Series Thermal Overload Relay
Overview
The VIOX JR36 Series Thermal Overload Relay is a sophisticated electrical protection device designed to safeguard AC motors against overload and phase failure. Engineered for reliability and versatility, this relay is ideal for long-term or intermittent operation in industrial and commercial applications with AC 50/60Hz systems up to 690V.
Key Features
- Overload and phase failure protection for AC motors
- Wide current range: 0.1A to 93A, continuously adjustable
- Suitable for voltages up to 690V AC
- Compatible with 50Hz and 60Hz power systems
- Options for automatic or manual reset
- Built-in temperature compensation
- Test button and pause button for easy maintenance
Technical Specifications
| Model | Rated current | Fuses meet IEC60947-4 | |
| “1” With | “2” With | ||
| JR36-20 | 0.25~0.35 | 63 | 1.6 |
| 0.32~0.50 | 63 | 1.6 | |
| 0.45~0.72 | 63 | 2 | |
| 0.68~1.10 | 63 | 4 | |
| 1.0~1.6 | 63 | 6 | |
| 1.5~2.4 | 63 | 6 | |
| 2.2~3.5 | 63 | 10 | |
| 3.2~5.0 | 63 | 16 | |
| 4.5~7.2 | 63 | 16 | |
| 6.8~11 | 63 | 25 | |
| 10~16 | 63 | 35 | |
| 14~12 | 63 | 50 | |
| 20~32 | 100 | 63 | |
| JR36-63 | 14~22 | 160 | 50 |
| 20~32 | 160 | 63 | |
| 28~45 | 160 | 100 | |
| 40~63 | 160 | 160 | |
| JR36-160 | 40~63 | 250 | 160 |
| 53~85 | 250 | 160 | |
| 75~120 | 315 | 224 | |
| 100~160 | 315 | 224 | |
Applications
- Industrial machinery and equipment
- HVAC systems
- Pumps and compressors
- Conveyor systems
- Manufacturing process equipment
- Commercial refrigeration units
Performance Benefits
- Reliable protection against motor overheating and damage
- Prevention of single-phase operation in three-phase systems
- Adjustable current settings for precise protection
- Temperature-compensated operation for consistent performance
- Easy maintenance with built-in test and pause functions
Installation Advantages
- Compatible with standard motor control circuits
- Clear visual indicators for relay status
- Options for panel or DIN rail mounting
- Easy integration with existing motor protection systems
Customization Options
VIOX offers customization services for the JR36 Series Thermal Overload Relay. Options may include special current ranges, custom reset mechanisms, or specific mounting configurations. Contact our sales team for inquiries about bespoke solutions tailored to your application needs.
Забезпечення якості
VIOX JR36 Series Thermal Overload Relays are manufactured under strict quality control processes and comply with relevant international standards. Each relay undergoes rigorous testing to ensure reliable performance and long-term durability in demanding industrial environments.
Maintenance Tips
- Regularly test the relay using the built-in test button
- Verify proper current settings based on motor specifications
- Keep relay clean and free from dust and debris
- Periodically check all electrical connections for tightness
- Replace relay if any signs of damage or malfunction are observed
