Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Rated current | 3.3 A |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits + commutation position 11 bits |
| Encoder interface | DRIVE-CLiQ |
| Cooling | Natural cooling |
| Mounting design | IM B5 (IM V1, IM V3) |
| Electrical connectors | Connectors for signals and power rotatable |
| Holding brake | without holding brake |
| Degree of protection | IP65 and DE flange IP67 |
Key Features
- Motor designation: SIMOTICS S synchronous motor 1FK7-HD with PN=1.2kW and UDC=600V.
- Encoder and interface: Incremental encoder 22 bits with DRIVE-CLiQ interface; resolution 4194304 and encoder-internal 2048 S/R.
- Rated performance: Rated speed: 4,500 rpm (100 K); rated torque: 2.6 Nm (100 K); rated current: 3.3 A.
- Cooling and mounting: Natural cooling; flange mounting IM B5 (IM V1, IM V3); rotatable M23 power and signal connectors.
- Shaft and brake: Shaft with fitted feather key and tolerance N; without holding brake.
- Protection: Degree of protection: IP65; DE flange IP67.
Frequently Asked Questions
What product does 1FK7043-4CH71-1DA2 identify?
It identifies a SIMOTICS S permanent-magnet synchronous motor 1FK7-HD.
Which ratings distinguish this exact motor variant?
The supplied ratings are PN=1.2kW, UDC=600V, rated speed 4,500 rpm (100 K), rated torque 2.6 Nm (100 K), and rated current 3.3 A.
Which encoder and connection details should be checked?
Check the Encoder IC22DQ incremental encoder with 22 bits, DRIVE-CLiQ interface, and rotatable M23 signal and power connectors.
What shaft, brake, cooling, mounting, and protection details identify the variant?
It has a fitted feather key with tolerance N, is without holding brake, uses natural cooling, has mounting IM B5 (IM V1, IM V3), and has IP65 protection with DE flange IP67.
