Key Features
- Optimum power: 1.4 kW
- Rated speed (100 K): 4,500 rpm
- Encoder system: Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions)
- Holding brake: Permanent-magnet brake with 4.0 Nm holding torque
- Degree of protection: IP65 and DE flange IP67
- Mounting and shaft: IM B5 (IM V1, IM V3) with feather key shaft end
Technical Summary
| Designation | 1FK7044-4CH71-1FB2 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.9 A |
| Maximum current | 16.4 A |
| Max. permissible speed (mech.) | 9,000 rpm |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake version | Permanent-magnet brake |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
Applications
- SINAMICS S120 motion control integration: Synchronous motor for use in SINAMICS S120 motion control systems.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1FB2?
It is a SIMOTICS S permanent-magnet synchronous motor.
What are the key power and speed ratings of 1FK7044-4CH71-1FB2?
Optimum power is 1.4 kW and rated speed (100 K) is 4,500 rpm.
Which encoder is fitted to 1FK7044-4CH71-1FB2?
It uses encoder AM22DQ: absolute encoder 22 bits plus 12 bits multi-turn with DRIVE-CLiQ interface.
What mechanical configuration should be checked for 1FK7044-4CH71-1FB2 before ordering?
Check IM B5 (IM V1, IM V3) mounting, M23 connector size, feather key shaft end, holding brake, and IP65 / IP67 protection.
