Technical Summary
| Product designation | 1FK7044-4CH71-1FH1 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.9 A |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| Connector size | M23 |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake version | Permanent-magnet brake |
Applications
Motor use in SINAMICS S120 systems.
Key Features
1FK7-HD synchronous motor with plain shaft and holding brake.
ABSOLUTE ENCODER 22BIT + 12 BIT MULTITURN with DRIVE-CLIQ interface, encoder AM22DQ, and rotatable power and signal connectors.
Degree of protection IP65, natural cooling, and design acc. to Code I IM B5 (IM V1, IM V3).
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Permanent-magnet brake with holding torque 4.0 Nm and DC 24 V ± 10 % supply voltage.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1FH1?
It is a SIMOTICS S synchronous motor, product designation 1FK7044-4CH71-1FH1.
What are the key electrical ratings of 1FK7044-4CH71-1FH1?
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Which encoder and interface does 1FK7044-4CH71-1FH1 use?
It uses encoder AM22DQ with an ABSOLUTE ENCODER 22BIT + 12 BIT MULTITURN and DRIVE-CLIQ interface.
What protection, cooling, and mounting details are listed for 1FK7044-4CH71-1FH1?
It has degree of protection IP65, natural cooling, and design acc. to Code I IM B5 (IM V1, IM V3).
What should I confirm before requesting stock for 1FK7044-4CH71-1FH1?
Confirm the exact order number, requested quantity, destination, and any required configuration details such as encoder, brake, and connector setup.
