Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Series | 1FK7-HD |
| Optimum power | 1.4 kW |
| Rated voltage | 600V |
| Rated torque (100 K) | 3.0 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Maximum permissible speed (mech.) | 9,000 rpm |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Holding brake | with holding brake |
| Connector size | M23 |
Key Features
SIMOTICS S synchronous motor
1FK7-HD design with PN=1.4kW, UDC=600V, and M0=4.5Nm (100K).
1FK7-HD design with PN=1.4kW, UDC=600V, and M0=4.5Nm (100K).
High-speed performance
NN=4500rpm and maximum permissible speed (mech.) 9,000 rpm.
NN=4500rpm and maximum permissible speed (mech.) 9,000 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.
Mechanical configuration
Plain shaft, tolerance N, with holding brake, and design acc. to Code I IM B5 (IM V1, IM V3).
Plain shaft, tolerance N, with holding brake, and design acc. to Code I IM B5 (IM V1, IM V3).
Environmental protection
Degree of protection IP65 and DE flange IP67.
Degree of protection IP65 and DE flange IP67.
Electrical and connection details
Connector size M23 with connectors for signals and power rotatable.
Connector size M23 with connectors for signals and power rotatable.
Applications
Motion Control drive operation
Used in SINAMICS S120 motion-control systems.
Used in SINAMICS S120 motion-control systems.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1PH2?
It is a SIMOTICS S synchronous motor in the 1FK7 series.
What are the key ratings of 1FK7044-4CH71-1PH2?
Key ratings include PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Which feedback system does 1FK7044-4CH71-1PH2 use?
It uses Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-interface.
What mechanical and protection details are specified for 1FK7044-4CH71-1PH2?
It has a plain shaft, tolerance N, with holding brake, IM B5 (IM V1, IM V3) design, IP65 protection, and DE flange IP67.
