Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Series | 1FK7 servomotors for SINAMICS S120 |
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Maximum torque | 13.0 Nm |
| Rated current | 3.9 A |
| Degree of protection | IP64 |
| Cooling | Natural cooling |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Electrical connectors | Connectors for signals and power rotatable |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
Key Features
SIMOTICS S synchronous motor
Motor type: Permanent-magnet synchronous motor, High Dynamic.
Motor type: Permanent-magnet synchronous motor, High Dynamic.
1.4 kW optimum power
Optimum power: 1.4 kW; optimum speed: 4,500 rpm.
Optimum power: 1.4 kW; optimum speed: 4,500 rpm.
Incremental encoder 22 bits with DRIVE-CLiQ
Encoder system: Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits.
Encoder system: Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits.
Naturally cooled and IP64
Cooling: Natural cooling; degree of protection: IP64.
Cooling: Natural cooling; degree of protection: IP64.
Mechanical configuration
Design acc. to Code I: IM B5 (IM V1, IM V3); shaft end: Plain shaft; holding brake: without holding brake.
Design acc. to Code I: IM B5 (IM V1, IM V3); shaft end: Plain shaft; holding brake: without holding brake.
Electrical and connector data
Connector size: M23; electrical connectors: Connectors for signals and power rotatable.
Connector size: M23; electrical connectors: Connectors for signals and power rotatable.
Applications
SINAMICS S120 servo drive integration
Servomotor for use in the 1FK7 servomotors for SINAMICS S120 category.
Servomotor for use in the 1FK7 servomotors for SINAMICS S120 category.
Frequently Asked Questions
What is the exact Siemens model 1FK7044-4CH71-1DG0?
It is a SIMOTICS S synchronous motor, model 1FK7044-4CH71-1DG0.
What are the key ratings of 1FK7044-4CH71-1DG0?
Key ratings include 1.4 kW optimum power, 4,500 rpm rated speed, 3.0 Nm rated torque, and 3.9 A rated current.
What encoder does 1FK7044-4CH71-1DG0 use?
It uses Encoder IC22DQ: incremental encoder 22 bits with DRIVE-CLiQ interface.
What are the mechanical and protection details of 1FK7044-4CH71-1DG0?
It has natural cooling, IP64 protection, IM B5 (IM V1, IM V3) design, a plain shaft, and no holding brake.
