Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Motor type | High Dynamic |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Holding brake | with holding brake |
| Connector size | M23 |
Key Features
1.2 kW optimum power
Optimum power: 1.2 kW.
Optimum power: 1.2 kW.
Absolute encoder with DRIVE-CLiQ
Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLiQ interface.
Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLiQ interface.
Holding brake with DC 24 V supply
With holding brake, holding torque 4.0 Nm, power supply voltage DC 24 V ± 10 %.
With holding brake, holding torque 4.0 Nm, power supply voltage DC 24 V ± 10 %.
Natural cooling and IM B5 mounting
Cooling: Natural cooling. Design acc. to Code I: IM B5 (IM V1, IM V3).
Cooling: Natural cooling. Design acc. to Code I: IM B5 (IM V1, IM V3).
IP65 and IP67 protection
Degree of protection: IP65 and DE flange IP67.
Degree of protection: IP65 and DE flange IP67.
Rotatable power and signal connectors
Electrical connectors for signals and power rotatable. Connector size: M23.
Electrical connectors for signals and power rotatable. Connector size: M23.
Applications
SINAMICS S120 drive integration
Motor integration in SINAMICS S120 drive systems.
Motor integration in SINAMICS S120 drive systems.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1QB2?
It is a SIMOTICS S synchronous motor, model 1FK7044-4CF71-1QB2.
What are the key performance ratings of 1FK7044-4CF71-1QB2?
Optimum power is 1.2 kW, rated speed (100 K) is 3,000 rpm, and rated torque (100 K) is 3.7 Nm.
Which encoder and interface does 1FK7044-4CF71-1QB2 use?
It uses encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLiQ interface.
What are the mounting and protection details of 1FK7044-4CF71-1QB2?
The motor is designed as IM B5 (IM V1, IM V3), with IP65 protection and DE flange IP67.
Does 1FK7044-4CF71-1QB2 include a holding brake?
Yes. It is supplied with a holding brake, with holding torque 4.0 Nm and power supply voltage DC 24 V ± 10 %.
