Technical Summary
| Product designation | 1FK7044-4CF71-1RG2 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Motor design | High Dynamic |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Static torque (100 K) | 4.50 Nm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.5 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 |
| Degree of protection | IP65 and DE flange IP67 |
| Cooling | Natural cooling |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic design.
Permanent-magnet synchronous motor with High Dynamic design.
1.2 kW optimum power
Optimum power: 1.2 kW and optimum speed: 3,000 rpm.
Optimum power: 1.2 kW and optimum speed: 3,000 rpm.
Absolute encoder AM20DQI
Absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Natural cooling and protection
Naturally cooled, degree of protection IP65 and DE flange IP67.
Naturally cooled, degree of protection IP65 and DE flange IP67.
Mechanical configuration
IM B5 (IM V1, IM V3), plain shaft, without holding brake.
IM B5 (IM V1, IM V3), plain shaft, without holding brake.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1RG2?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotors for SINAMICS S120 range.
What are the key ratings of 1FK7044-4CF71-1RG2?
Key ratings include 1.2 kW optimum power, 3,000 rpm optimum speed, 4.50 Nm static torque at 100 K, and 13.0 Nm maximum torque.
Which encoder and interface does 1FK7044-4CF71-1RG2 use?
It uses encoder AM20DQI, an absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What mounting and protection details does 1FK7044-4CF71-1RG2 have?
It is designed as IM B5 (IM V1, IM V3), with a plain shaft, without holding brake, natural cooling, and IP65 with DE flange IP67 protection.
