This document is a technology datasheet (Datenblatt) for the ATB AF71/4C-11 three-phase induction motor. It provides key technical specifications including rated power, voltage, current, frequency, speed, protection class IP 55, and mounting dimensions according to DIN standards.
The data sheet details performance metrics such as efficiency at various load levels (up to 69%), power factor values for different operating modes, and starting characteristics like inrush current (46 times rated) and pull-up torque (2.2 times rated). It also lists the motor number and product item number. This manual is written in German.
| Motor Type | Three-phase motor (Drehstrommotor) |
|---|---|
| Product Item Number | 395914 |
| Protection Class | IP 55 |
| Mounting Form | IMB34 |
| Rated Power (Mode 1) | 0.55 kW |
| Rated Voltage (Mode 1) | 380/660 V |
| Rated Current (Mode 1) | 1.45/0.83 A |
| Rated Frequency | 50 Hz |
| Rated Speed (Mode 1) | 1380 rpm |
| Efficiency at Full Load | 100% |
| Inrush Current Factor | 46 times |
| Pull-up Torque Factor | 2.2 times |
The rated power is 0.55 kW for operating modes 1 and 2, and 0.66 kW for modes 3 and 4.
The motor supports rated voltages of 380/660 V, 420/720 V, 440/760 V, and 480/830 V.
The rated frequencies are 50 Hz and 60 Hz depending on the operating mode.