Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| 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 |
| Maximum torque | 13.0 Nm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Encoder system | Encoder AM24DQI: absolute encoder 24 bits (resolution 16777216, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Degree of protection | IP64 |
Applications
Servo motor use in SINAMICS S120 drive setups.
Key Features
Product designation: SIMOTICS S Synchronous motor 1FK7-HD.
Encoder system: Encoder AM24DQI: absolute encoder 24 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Cooling: Natural cooling. Design acc. to Code I: IM B5 (IM V1, IM V3).
Electrical connectors: Connectors for signals and power rotatable. Connector size: M23.
Holding brake: with holding brake. Degree of protection: IP64.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1CB0?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the key performance ratings of 1FK7044-4CH71-1CB0?
Optimum power is 1.4 kW, rated speed is 4,500 rpm, and rated torque is 3.0 Nm.
Which encoder and interface does 1FK7044-4CH71-1CB0 use?
It uses Encoder AM24DQI with an absolute encoder 24 bits + 12 bits multi-turn and a DRIVE-CLiQ interface.
What mounting, connector, and protection details are listed for 1FK7044-4CH71-1CB0?
It has IM B5 (IM V1, IM V3) mounting, M23 connector size, rotatable signal and power connectors, and IP64 protection.
