Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Rated current | 3.5 A |
| Maximum permissible speed (mech.) | 9,000 rpm |
| Maximum permissible speed (inverter) | 8,050 rpm |
| Maximum torque | 13.0 Nm |
| Encoder system | Encoder AS20DQI: absolute single-turn Encoder 20 bits |
| Electrical connectors | Connectors for signals and power rotatable |
| Mounting design | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 |
| Power supply voltage | DC 24 V ± 10 % |
Key Features
- Motor performance: Optimum power: 1.2 kW; rated speed (100 K): 3,000 rpm; rated torque (100 K): 3.7 Nm.
- Encoder and interface: Encoder AS20DQI: absolute single-turn Encoder, 20 bits, with DRIVE-CLiQ interface.
- Electrical ratings: Rated current: 3.5 A; maximum current: 12.1 A; UDC: 600 V.
- Mechanical design: Natural cooling; mounting design IM B5 (IM V1, IM V3); plain shaft; M23 electrical connectors for signals and power are rotatable.
- Protection and monitoring: Degree of protection: IP65; temperature monitoring uses a Pt1000 temperature sensor.
- Holding brake: Permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply.
Frequently Asked Questions
1. What type of motor is Siemens 1FK7044-4CF71-1QH1?
It is a permanent-magnet synchronous motor with High Dynamic motor type, natural cooling, and a plain shaft.
2. Which Encoder is installed on 1FK7044-4CF71-1QH1?
It has an Encoder AS20DQI absolute single-turn Encoder with 20 bits and a DRIVE-CLiQ interface.
3. What are the speed and torque limits?
Rated speed (100 K) is 3,000 rpm, maximum permissible speed is 9,000 rpm mechanically or 8,050 rpm with the inverter, and maximum torque is 13.0 Nm.
4. What mounting and connectors does the motor have?
It has mounting design IM B5 (IM V1, IM V3), M23 connectors, and rotatable connectors for signals and power.
5. Does the motor include a holding brake?
It has a permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply.
