RDM2 series plastic molded case circuit breaker, rated insulation voltage 690V, suitable for AC 50Hz, rated working voltage 380V, rated current up to 600A and below in the distribution line for non-frequent switching and motor non-frequent starting. The circuit breaker has overload, short circuit and undervoltage protection devices, which can protect the line and power equipment from damage.
The RDM2 series moulded case breakers are rated for 690 V insulation and up to 600 A continuous current. They are suitable for 380 V AC distribution and motor protection applications, complying with IEC 60947‑2 and GB 14048.2 standards. The manual details classification, technical data, installation conditions, and safety features such as overload, short‑circuit and undervoltage protection.
Installation guidelines specify vertical or horizontal mounting, temperature limits (+40 °C max, –5 °C min), altitude up to 2000 m, and wiring requirements. Maintenance procedures include regular inspections, cleaning, lubrication, and replacement of worn contacts. This manual is written in Chinese.
| Rated insulation voltage | 690 V |
|---|---|
| Rated working voltage | 380 V AC |
| Maximum continuous current | 600 A |
| Short‑circuit breaking capacity | ≥10 In |
| Installation altitude limit | 2000 m |
The ambient temperature must not exceed +40 °C (average ≤ +35 °C) and must not be lower than –5 °C.
Yes, it can be installed vertically or horizontally, with a maximum tilt of 22.5° for vertical mounting.
Routine inspection and maintenance are recommended every six months to one year by qualified personnel.