MVC4 Medium Voltage Solid State Soft Starter
The Motortronics MVC4 is an SCR-based controller designed for the starting, protection, and control of AC medium voltage motors. It features a Class E2 enclosure, programmable overload curves, and advanced protection against phase imbalance, overcurrent, and load loss. The unit supports voltage or current ramp types and includes dual ramp settings for flexible acceleration profiles.
| AC Supply Voltage | 1000 – 7200VAC +10 to – 15% |
|---|---|
| Unit Running Overload Capacity | 125% - Continuous |
| Power Circuit | 6 SCRs, 12 SCRs, 18 SCRs |
| Frequency | 50 or 60Hz, +2Hz hardware selectable |
| Auxiliary Contacts | Multiple: Form C (Contacts), rated 5 Amps, 240VAC max |
| BIL Rating | 1000V – 30KV |
| Protocol | Modbus RTU |
| Signal | RS-485, RS-422 or RS232 |
The unit has a running overload capacity of 125% of the motor Full Load Amperage (FLA) for continuous operation.
The starter supports Voltage (VR) or Current (CR) ramp types for starting torque control.
Yes, it offers 4 options for dual ramp settings including VR1+VR2, VR1+CR2, CR1+CR2, and CR1+VR2.
The event history can record up to 60 events, including cause, time, date, and current data.