Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Series | 1FK7-HD |
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.9 A |
| Degree of protection | IP64 |
| Cooling | Natural cooling |
| 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 | with holding brake |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic design.
Permanent-magnet synchronous motor with High Dynamic design.
Optimum power and speed
Optimum power: 1.4 kW; optimum speed: 4,500 rpm.
Optimum power: 1.4 kW; optimum speed: 4,500 rpm.
Encoder system
Encoder AM22DQ: absolute encoder 22 bits + 12 bits multi-turn.
Encoder AM22DQ: absolute encoder 22 bits + 12 bits multi-turn.
Holding brake
With holding brake; holding torque: 4.0 Nm.
With holding brake; holding torque: 4.0 Nm.
Mechanical and protection data
Natural cooling; degree of protection IP64; design acc. to Code I IM B5 (IM V1, IM V3).
Natural cooling; degree of protection IP64; design acc. to Code I IM B5 (IM V1, IM V3).
Applications
SINAMICS S120 drive integration
Motor for use in the 1FK7 servomotors for SINAMICS S120 range.
Motor for use in the 1FK7 servomotors for SINAMICS S120 range.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1FB0?
A SIMOTICS S synchronous motor, 1FK7-HD.
What are the key power and speed ratings of 1FK7044-4CH71-1FB0?
Optimum power is 1.4 kW and rated speed (100 K) is 4,500 rpm.
Which feedback system is used on 1FK7044-4CH71-1FB0?
Encoder AM22DQ: absolute encoder 22 bits + 12 bits multi-turn.
Does 1FK7044-4CH71-1FB0 include a holding brake?
Yes, it is supplied with a holding brake.
What protection and cooling data are listed for 1FK7044-4CH71-1FB0?
Degree of protection is IP64 and cooling is natural cooling.
