Technical Summary
| Product designation | 1FK7044-4CH71-1RH1 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Optimum power | 1.4 kW |
| Static torque (100 K) | 4.50 Nm |
| Rated speed (100 K) | 4,500 rpm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.9 A |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Electrical connectors | Connectors for signals and power rotatable |
| Connector size | M23 |
| Cooling | Natural cooling |
| Degree of protection | IP65 |
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for the exact order number 1FK7044-4CH71-1RH1.
PN=1.4kW, M0=4.5Nm (100K) and NN=4500rpm.
Absolute encoder 20 BIT + 12 BIT multiturn with DRIVE-CLiQ interface (ENCODER AM20DQI).
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1 and Degree of protection IP65.
Plain shaft, tolerance N, with holding brake and rotatable power connector.
Frequently Asked Questions
What is the exact Siemens model 1FK7044-4CH71-1RH1?
It is a SIMOTICS S synchronous motor, exact order number 1FK7044-4CH71-1RH1.
What are the main performance ratings of 1FK7044-4CH71-1RH1?
The listed ratings are 1.4 kW optimum power, 4.5 Nm static torque at 100 K, and 4,500 rpm rated speed at 100 K.
Which encoder and interface does the 1FK7044-4CH71-1RH1 use?
It uses an Encoder AM20DQI with an absolute encoder 20 bits + 12 bits multi-turn and DRIVE-CLiQ interface.
What installation and protection details are listed for this Siemens motor?
It is designed as IM B5 (IM V1, IM V3), has M23 connectors, rotatable signal and power connectors, natural cooling, IP65, and a holding brake.
