Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.4 kW |
| Static torque (100 K) | 4.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Rated current | 3.9 A |
| Maximum torque | 13.0 Nm |
| Maximum current | 16.4 A |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Connector size | M23 |
| Holding brake power supply voltage | DC 24 V ± 10 % |
Applications
Servomotor for use within the SINAMICS S120 drive context.
Holding brake for maintaining a load when required.
Key Features
1FK7-HD motor with Active Product lifecycle status.
Resolver R14DQ with DRIVE-CLiQ-interface and connectors for signals and power rotatable.
1.4 kW optimum power, 4.50 Nm static torque at 100 K, and 4,500 rpm rated speed.
Natural cooling, IM B5 (IM V1, IM V3), M23 connector, and IP64 degree of protection.
With holding brake and shaft with fitted key, tolerance N.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1PB0?
It is a SIMOTICS S synchronous motor, type 1FK7-HD, with Active Product lifecycle status.
What are the main power and speed ratings of 1FK7044-4CH71-1PB0?
Optimum power is 1.4 kW and rated speed (100 K) is 4,500 rpm.
Which feedback and interface are specified for 1FK7044-4CH71-1PB0?
It includes Resolver R14DQ, a resolver 14 bits system with DRIVE-CLiQ-interface.
What mounting, connector, and protection details are listed for 1FK7044-4CH71-1PB0?
It is designed as IM B5 (IM V1, IM V3), uses an M23 connector, and has IP64 degree of protection.
