Technical Summary
| Product type | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Optimum speed | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Rated current | 3.5 A |
| Maximum torque | 13.0 Nm |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
Key Features
SIMOTICS S synchronous motor
SIMOTICS S Synchronous motor 1FK7-HD.
SIMOTICS S Synchronous motor 1FK7-HD.
Power and speed ratings
PN=1.2kW; NN=3000rpm.
PN=1.2kW; NN=3000rpm.
Torque and voltage
M0=4.5Nm (100K); UDC=600V.
M0=4.5Nm (100K); UDC=600V.
Encoder and interface
Absolute encoder 22BIT + 12 BIT MULTITURN, WITH DRIVE-CLIQ INTERFACE (ENCODER AM22DQ).
Absolute encoder 22BIT + 12 BIT MULTITURN, WITH DRIVE-CLIQ INTERFACE (ENCODER AM22DQ).
Mechanical configuration
Naturally cooled; FRAME SIZE IMB 5 (IM V1, IM V3); FLANGE 1.
Naturally cooled; FRAME SIZE IMB 5 (IM V1, IM V3); FLANGE 1.
Protection and shaft
Degree of protection IP64; shaft with fitted key, tolerance N; without holding brake.
Degree of protection IP64; shaft with fitted key, tolerance N; without holding brake.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1FA0?
It is a SIMOTICS S synchronous motor 1FK7-HD.
What are the main ratings of 1FK7044-4CF71-1FA0?
Key ratings include PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
What encoder does 1FK7044-4CF71-1FA0 use?
It uses an absolute encoder 22BIT + 12 BIT MULTITURN with DRIVE-CLIQ interface (ENCODER AM22DQ).
What protection and cooling details are specified for 1FK7044-4CF71-1FA0?
The motor has natural cooling and degree of protection IP64.
