Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Encoder system | Absolute encoder AM22DQ: 22 bits + 12 bits multiturn, with DRIVE-CLiQ interface |
| Mounting design | IM B5 (IM V1, IM V3), flange 1 |
| Shaft | Plain shaft, tolerance N |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Electrical connectors | Rotatable M23 connectors for signals and power |
| Holding brake | Permanent-magnet brake, 4.0 Nm holding torque |
Key Features
- Motor designation: SIMOTICS S synchronous motor, 1FK7-HD, permanent-magnet synchronous motor, High Dynamic.
- Performance: Optimum power: 1.2 kW; rated speed (100 K): 3,000 rpm; rated torque (100 K): 3.7 Nm.
- Encoder system: Absolute encoder AM22DQ with 22 bits (resolution 4194304, encoder-internal 2048 S/R) plus 12 bits multiturn (traversing range 4096 revolutions), with DRIVE-CLiQ interface.
- Mounting and shaft: IM B5 (IM V1, IM V3), flange 1, plain shaft, and rotatable M23 connectors for signals and power.
- Cooling and protection: Natural cooling; degree of protection IP65 and DE flange IP67.
- Holding brake: Permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
Frequently Asked Questions
Which specifications identify the 1FK7044-4CF71-1FH2 variant?
Check the 1.2 kW optimum power, IM B5 (IM V1, IM V3) mounting, plain shaft, natural cooling, IP65 and DE flange IP67 protection, absolute AM22DQ encoder, and holding brake.
What encoder and connection details should be checked?
The motor has an absolute AM22DQ encoder with 22 bits plus 12 bits multiturn and a DRIVE-CLiQ interface. Its M23 signal and power connectors are rotatable.
What holding-brake details should be checked?
The holding brake is a permanent-magnet brake with 4.0 Nm holding torque, DC 24 V ± 10 % power supply voltage, 0.5 A coil current, 70 ms opening time, and 30 ms closing time.
What information is needed for a quotation?
Provide the complete 1FK7044-4CF71-1FH2 order number, required quantity, and destination.
