Three Phase Load Break Switch 63A 660V Industrial Isolator
Three Phase Load Break Switch 63A 660V Industrial Isolator
Three Phase Load Break Switch 63A 660V | Industrial Isolator
Take confident control of your three-phase electrical circuits with this heavy-duty Three Phase Load Break Switch (Isolator). Rated at 63A / 660V and compatible with AC 220V / 380V systems, this switch is engineered for dependable performance in demanding industrial and commercial environments. Whether you're managing ventilation systems, air conditioning units, or water pump controls, this isolator delivers rock-solid switching reliability every time. Made in Mainland China.
Key Features
- Three-Phase Design: Simple OFF–ON two-position operation for controlling three-phase, three-wire circuits with consistent, reliable performance.
- Protective Waterproof Enclosure: Comes with a sturdy plastic cover that guards against dust and moisture intrusion for safe operation in tough environments.
- Wide Application: Ideal for ventilation systems, air conditioners, and water pump controls across a variety of industrial and commercial settings.
- Easy Installation: Equipped with injection-molded nuts for secure, convenient mounting — no special tools required.
- Long-Lasting Construction: Built with flame-retardant materials and thickened copper contacts for extended service life and enhanced safety.
Specifications
| Model | SZD11-63/300010-D |
| Rated Working Current | 63A |
| Conventional Heating Current | 63A |
| Rated Insulation Voltage | 660V |
| Rated Working Voltage | AC 220V / 380V |
| Use Category | AC-21A |
| Rated Short-Circuit Making Capacity | 1,070A |
| Rated Short-Time Withstand Current | 756A / 1s |
| Material | Flame-retardant plastic with thickened copper contacts |
| Dimensions | 160 × 85 × 85 mm |
| Country of Origin | Made in Mainland China |
Package Contents
- 1 × Three Phase Load Break Switch (with waterproof box)
Notes
- Colors may vary slightly from images due to monitor brightness and lighting conditions.
- Please allow slight measurement tolerance for stated dimensions.
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Frequently Asked Questions
Q: What voltage and current ratings does this three phase load break switch support?
A: This load break isolator is rated for a working current of 63A and a rated insulation voltage of 660V. It is compatible with AC 220V and AC 380V three-phase systems, making it suitable for a wide range of industrial and commercial electrical installations.
Q: Is this load break switch suitable for outdoor or dusty environments?
A: Yes. The switch comes with a waterproof and dust-resistant plastic enclosure, making it suitable for use in environments where moisture and dust exposure are a concern — such as outdoor industrial panels or pump control stations.
Q: How is the three phase isolator switch installed?
A: Installation is straightforward. The switch is equipped with injection-molded mounting nuts, allowing it to be securely fixed to a panel or enclosure without special tooling. Always ensure the circuit is de-energized before installation and follow applicable electrical safety standards.