The HG4138B is a Panasonic miniature PCB / QC power relay with a 30A switching capacity and meets UL508 and UL873 spacing requirements. It is suitable for applications such as power supplies, industrial controls, home appliances, heating, refrigeration and ventilation.
The HG4138B is a miniature PCB/QC power relay with a 30 A switching capacity, meeting UL508 and UL873 standards. It is suitable for industrial control, home appliances, heating, refrigeration, and ventilation applications. The relay offers multiple contact forms (A, B, C) and ratings for various load types, including resistive, motor, and ballast loads.
Key electrical characteristics include a typical operate time of 15 ms, release time of 10 ms, insulation resistance of 1000 MΩ at 500 VDC, and a power consumption of 0.9 W. The device operates from –55 °C to 85 °C (storage –40 °C to 130 °C) and weighs approximately 30 g. Detailed coil voltage options, dimensions, mounting hole patterns, and wiring diagrams are provided for design integration.
| Switching Capacity | 30 A |
|---|---|
| Max Switching Voltage | 277 VAG/30 VDC |
| Insulation Resistance | 1000 MΩ at 500 VDC |
| Operate Time | 15 ms (typical) |
| Release Time | 10 ms (typical) |
| Power Consumption | 0.9 W |
| Operating Temperature Range | -55 °C to 85 °C |
| Weight | 30 g |
The relay can handle up to 30 A, with lower ratings (15 A, 20 A, 10 A) depending on the contact form.
Coil voltage codes include 5 V (code 005), 6 V (006), 9 V (009), 12 V (012), 24 V (024), 48 V (048), and 110 V (110).
It operates from –55 °C to 85 °C, with storage limits from –40 °C to 130 °C.