3RW3 soft starter user manual, introduces 3RW3 soft starter's rules, specifications, approvals, device description, application and use, assembly and connection, technical parameters, etc.
The Siemens 3RW30/31 electronic soft starter user manual describes the device’s safety requirements, regulatory approvals and physical description. It explains the operating principle, compares the 3RW3 series with other starters, and details the configuration options for the S00, S0, S2 and S3 variants.
Key sections cover application guidelines, assembly and connection procedures, wiring diagrams, dimension drawings, and a full set of technical parameters. The document also includes commissioning steps, diagnostic information, fault codes and recommended protective coordination with circuit breakers and fuses. This manual is written in Chinese.
| Dimensions (S00) | 45 × 97.5 × 93 mm |
|---|---|
| Dimensions (S0) | 45 × 125 × 119 mm |
| Dimensions (S2) | 55 × 160 × 143 mm |
| Dimensions (S3) | 70 × 170 × 178 mm |
Apply power first to set the bypass relay to a known state, then activate the main circuit; otherwise the motor may start unintentionally and cause injury or damage.
The 3RW30 model is offered in four specifications (S00, S0, S2, S3) with different power and current ranges, while the 3RW31 model is available only in the S0 specification.