Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product lifecycle | Active Product |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Static torque (100 K) | 3.50 Nm |
| Rated current | 3.3 A |
| Number of poles | 6 |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Connector size | M23 |
Applications
Provides rotary motion with 1.2 kW optimum power and 4,500 rpm optimum speed.
Supports holding a load with the integrated holding brake.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD with Active Product lifecycle.
With DRIVE-CLiQ-interface and Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole).
1.2 kW optimum power, 4,500 rpm optimum speed, and Rated speed (100 K) 4,500 rpm.
IM B5 (IM V1, IM V3), shaft height 48, plain shaft, and connector size M23.
Natural cooling with Degree of protection IP65 and DE flange IP67.
With holding brake, Permanent-magnet brake, and electrical connectors for signals and power rotatable.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1PH2?
It is a SIMOTICS S Synchronous motor 1FK7-HD.
What are the main speed and power ratings of 1FK7043-4CH71-1PH2?
Optimum power is 1.2 kW and optimum speed is 4,500 rpm. Rated speed (100 K) is 4,500 rpm.
What interface and feedback system does 1FK7043-4CH71-1PH2 use?
It has a DRIVE-CLiQ-interface and a Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole).
What mounting and protection details are listed for 1FK7043-4CH71-1PH2?
The motor uses IM B5 (IM V1, IM V3), natural cooling, Degree of protection IP65 and DE flange IP67, and a connector size M23.
Does 1FK7043-4CH71-1PH2 include a holding brake?
Yes. It is supplied with holding brake, Permanent-magnet brake, with Holding torque 4.0 Nm and Power supply voltage DC 24 V ± 10 %.
