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Control Techniques M701-12604600 | Unidrive M701 AC drive (2x RS485) | 500-690 V, 500 kW (ND)
The Unidrive M701 is a high-performance universal AC and servo drive from Nidec Drives (Control Techniques) for torque, speed and position control of induction, permanent-magnet and servo motors. The M701 variant uses RS485 Modbus RTU communications. The Unidrive M700 family covers 0.75 kW to 2.8 MW at heavy duty.
This code is rated 500 kW normal duty at 500-690 V per the manufacturer rating table.
Key features
- Torque, speed and position control for induction, PM, hybrid PM, linear and servo motors
- RS485 Modbus RTU communications, with 3 analogue inputs, 2 analogue outputs and 3 bidirectional I/O
- Single-channel Safe Torque Off
- Two encoder/resolver inputs and 62 µs current loop
- Onboard IEC 61131-3 PLC and 1.5-axis Advanced Motion Controller
- SD card and Smartcard support; 5-year warranty
- Specifications
- Downloads
| Part Number | M701-12604600 |
| Brand | Control Techniques |
| Series | Unidrive M701 |
| Supply voltage | 500-690 V (3-phase) |
| Frame size | 12 |
| Normal duty max continuous current | 532 A |
| Normal duty motor power | 500 kW / 650 hp |
| Heavy duty max continuous current | 460 A |
| Heavy duty motor power | 450 kW / 600 hp |
| Power range (series) | 0.75 kW to 2.8 MW (1 hp to 4,200 hp), heavy duty, at 200 V, 400 V, 575 V and 690 V |
| Motor types | Induction, permanent-magnet, hybrid PM, linear and servo motors |
| Control | Torque, speed and position control; 62 µs current loop; switching frequency 2-16 kHz |
| Maximum output frequency | 599 Hz open-loop, 550 Hz RFC |
| Heavy-duty overload | 200% peak for 3 s (size 8 and below, RFC) |
| Feedback | Two encoder/resolver inputs (EnDat, SinCos, SSI, HIPERFACE, BiSS-C, resolvers, incremental, absolute); one simulated encoder output |
| Onboard PLC and motion | IEC 61131-3 PLC; 1.5-axis Advanced Motion Controller (250 µs) |
| Efficiency | 98% |
| Enclosure | IP20 / NEMA 1 / UL Type 1 (open class as standard) |
| Ambient temperature | -20 to 40 °C, up to 55 °C with derating |
| Altitude | 0-3,000 m, 1% derating per 100 m above 1,000 m |
| EMC | EN 61800-3 and EN 61000-6-2 immunity; onboard filter for EN 61800-3 (2nd environment) |
| Safety standards | EN/IEC 61800-5-1, UL 508C; STO certified to IEC 61800-5-2 SIL 3 and EN ISO 13849-1 PLe |
| Warranty | 5 years as standard |
| Models | Unidrive M700 (Ethernet), M701 (RS485 Modbus RTU), M702 (Ethernet, dual-channel STO) |
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