31C008-503-4-00
Description
Model Code Explanation
31C: MOVITRAC 31C series, compact regenerative drive
008: Rated power 1.1 kW, rated output current 2.6 A
503: 3-phase 380–500 V AC input, no built-in EMC filter
4: 4-quadrant operation with regenerative braking and grid energy feedback
00: Standard firmware, no fieldbus module and no STO safety function
Technical Specifications
Input
Rated voltage: 3-phase AC 380–500 V (±10%)
Input frequency: 50 / 60 Hz (±10%)
Rated input current: 2.3 A
Output
Rated power: 1.1 kW
Rated output current: 2.6 A
Apparent power: 1.9 kVA
Frequency range: 0–400 Hz
Overload capacity: 125% rated current for continuous operation; 150% rated current for 60 seconds
Control & Interfaces
Control modes: V/F open-loop control, sensorless vector control (VFC)
Digital I/O: 6 digital inputs, 2 digital outputs, 1 relay output
Analog I/O: 2 analog inputs, 2 analog outputs
Protection functions: Overcurrent, overvoltage, undervoltage, overtemperature, earth fault and short circuit protection
Mechanical & Environmental Data
Protection class: IP20
Operating temperature: 0 °C to +45 °C. Power derating is required above 40 °C.
Storage temperature: -25 °C to +70 °C
Dimensions (W×H×D): approx. 127 × 165 × 178 mm
Weight: approx. 2.1 kg
Key Features
- 4-quadrant energy regenerationBraking energy is recycled to the grid. No external brake resistor is required, saving cost and installation space.
- Compact structureMiniature footprint fits easily into control cabinets for flexible layout.
- Reliable control performanceDual control modes ensure stable torque and speed regulation for various light industrial loads.
- Full protection designMultiple protective functions guarantee long-term and stable operation in industrial environments.
Typical Applications
Related Models
31C007-503-4-00: 0.75 kW, 4-quadrant regenerative inverter
31C008-503-4-20: 1.1 kW, 4-quadrant regenerative inverter with PROFIBUS-DP
31C011-503-4-00: 1.5 kW, 4-quadrant regenerative inverter
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