Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Series | SIMOTICS S |
| Optimum power | 1.2 kW |
| Optimum speed | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.5 A |
| Number of poles | 6 |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Holding brake | with holding brake |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic design.
Permanent-magnet synchronous motor with High Dynamic design.
1.2 kW optimum power
Optimum power: 1.2 kW; optimum speed: 3,000 rpm.
Optimum power: 1.2 kW; optimum speed: 3,000 rpm.
Resolver feedback
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-Interface.
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-Interface.
Holding brake
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 %.
Mechanical and connection details
Naturally cooled, IM B5 (IM V1, IM V3), FLANGE 1, shaft with fitted key, tolerance N, electrical connectors for signals and power rotatable.
Naturally cooled, IM B5 (IM V1, IM V3), FLANGE 1, shaft with fitted key, tolerance N, electrical connectors for signals and power rotatable.
Protection and size
Degree of protection IP65; shaft height: 48; connector size: M23.
Degree of protection IP65; shaft height: 48; connector size: M23.
Applications
SINAMICS S120 drive integration
Motor use in SINAMICS S120 drive systems.
Motor use in SINAMICS S120 drive systems.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1PB1?
It is a SIMOTICS S synchronous motor, model 1FK7044-4CF71-1PB1.
What are the key power and speed ratings for 1FK7044-4CF71-1PB1?
Optimum power is 1.2 kW and optimum speed is 3,000 rpm.
Which feedback system is used on 1FK7044-4CF71-1PB1?
It uses Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-Interface.
Does 1FK7044-4CF71-1PB1 have a holding brake and protection rating?
Yes. It has a holding brake and degree of protection IP65.
