Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | 1.2 kW |
| Rated speed | 4,500 rpm (100 K) |
| Rated torque | 2.6 Nm (100 K) |
| Rated current | 3.3 A |
| Encoder | Encoder IC22DQ, incremental encoder 22 bits, DRIVE-CLiQ interface |
| Mounting | IM B5 (IM V1, IM V3), flange 1 |
| Shaft | Feather key, radial runout tolerance 0.040 mm |
| Connector | M23, rotatable signals and power connectors |
| Holding brake | Permanent-magnet brake, holding torque 4.0 Nm |
| Protection | IP65 and DE flange IP67 |
Key Features
- Motor designation: SIMOTICS S synchronous motor 1FK7-HD; Motor type: Permanent-magnet synchronous motor and High Dynamic.
- Rated performance: Rated speed: 4,500 rpm (100 K); rated torque: 2.6 Nm (100 K); rated current: 3.3 A; efficiency: 90.0 %.
- Encoder and interface: Encoder IC22DQ: incremental encoder 22 bits with resolution 4194304, encoder-internal 2048 S/R, commutation position 11 bits, and DRIVE-CLiQ interface.
- Mounting and shaft: Design acc. to Code I: IM B5 (IM V1, IM V3); flange 1; shaft with Feather key; radial runout tolerance: 0.040 mm.
- Brake and connectors: Permanent-magnet holding brake with holding torque 4.0 Nm and DC 24 V ± 10 % power supply; M23 connectors for signals and power are rotatable.
- Cooling and protection: Natural cooling; degree of protection: IP65 and DE flange IP67.
Frequently Asked Questions
Which specifications identify Siemens 1FK7043-4CH71-1DB2?
Check the 1.2 kW rating, UDC=600 V, 4,500 rpm (100 K), Encoder IC22DQ with DRIVE-CLiQ, IM B5 mounting, holding brake, and IP65 with DE flange IP67.
What encoder is fitted to this motor?
It has an Encoder IC22DQ: incremental encoder 22 bits, resolution 4194304, encoder-internal 2048 S/R, and commutation position 11 bits.
What shaft and connector details should be checked?
The shaft has a Feather key. The motor has M23 rotatable connectors for signals and power.
What quantity and destination are needed for a quotation?
Please provide the required quantity and destination together with the complete order number 1FK7043-4CH71-1DB2.
