Technical Summary
| Product name | 1FK7044-4CF71-1RA0 |
|---|---|
| Product type | SIMOTICS S Synchronous motor |
| Series | 1FK7-HD |
| Rated power | PN=1.2kW |
| Supply voltage | UDC=600V |
| Output torque | M0=4.5Nm |
| Rated speed | NN=3000rpm |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Design | IM B5 (IM V1, IM V3) |
| Shaft end | Feather key |
Key Features
SIMOTICS S synchronous motor
1FK7-HD synchronous motor with PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
1FK7-HD synchronous motor with PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Absolute encoder with DRIVE-CLiQ
Encoder AM20DQI with absolute encoder 20 bit + 12 bit multiturn and DRIVE-CLiQ interface.
Encoder AM20DQI with absolute encoder 20 bit + 12 bit multiturn and DRIVE-CLiQ interface.
Natural cooling and IP64
Naturally cooled design with degree of protection IP64.
Naturally cooled design with degree of protection IP64.
Mechanical configuration
FRAME SIZE IMB 5 (IM V1, IM V3), flange 1, rotatable power connector, shaft with fitted key, tolerance N, and without holding brake.
FRAME SIZE IMB 5 (IM V1, IM V3), flange 1, rotatable power connector, shaft with fitted key, tolerance N, and without holding brake.
Motor data
6 poles, rated current 3.5 A, static torque (100 K) 4.50 Nm, and maximum torque 13.0 Nm.
6 poles, rated current 3.5 A, static torque (100 K) 4.50 Nm, and maximum torque 13.0 Nm.
Applications
Motor integration in SINAMICS S120 drive systems
Motor for use in the SINAMICS S120-related 1FK7 servomotor category.
Motor for use in the SINAMICS S120-related 1FK7 servomotor category.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1RA0?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotors for SINAMICS S120 category.
What are the main ratings of 1FK7044-4CF71-1RA0?
The motor is specified with PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Which feedback system does 1FK7044-4CF71-1RA0 use?
It uses encoder AM20DQI with absolute encoder 20 bit + 12 bit multiturn and DRIVE-CLiQ interface.
What installation and protection details are listed for 1FK7044-4CF71-1RA0?
It has natural cooling, degree of protection IP64, and design IM B5 (IM V1, IM V3).
What mechanical configuration is provided for 1FK7044-4CF71-1RA0?
It has flange 1, a rotatable power connector, shaft with fitted key, tolerance N, and without holding brake.
