Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=0.94 kW |
| Supply voltage | UDC=300 V |
| Rated speed | 3,000 rpm (100 K) |
| Rated torque | 3.0 Nm (100 K) |
| Encoder | AM24DQI absolute encoder, 24 bits + 12 bits multi-turn, DRIVE-CLiQ interface |
| Mounting design | IM B5 (IM V1, IM V3) |
| Connectors | M23; signals and power connectors rotatable |
| Holding brake | Permanent-magnet brake, 4.0 Nm holding torque |
| Cooling | Natural cooling |
| Degree of protection | IP64 |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-HD with PN=0.94 kW, UDC=300 V, and rated torque M0=3.0 Nm (100 K).
- Speed and current: Rated speed is 3,000 rpm (100 K), with rated current of 3.7 A.
- Encoder feedback: Encoder AM24DQI: absolute encoder 24 bits with resolution 16777216 and encoder-internal 2048 S/R, plus 12 bits multi-turn with a traversing range of 4096 revolutions; DRIVE-CLiQ interface.
- Mounting and shaft: Design acc. to Code I: IM B5 (IM V1, IM V3). The motor has a plain shaft and rotatable connectors for signals and power.
- Brake and supply: The motor has a permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Cooling and protection: Cooling is natural cooling, and the degree of protection is IP64.
Frequently Asked Questions
What identifies Siemens 1FK7043-4CF21-1CH0?
It is a SIMOTICS S 1FK7-HD permanent-magnet synchronous motor with PN=0.94 kW, UDC=300 V, a 24-bit + 12-bit multi-turn AM24DQI absolute encoder, holding brake, plain shaft, and IP64 protection.
Which encoder and interface are supplied with this variant?
The encoder system is AM24DQI: absolute encoder 24 bits plus 12 bits multi-turn, with a DRIVE-CLiQ interface.
What mounting and connection details should be checked?
Check the IM B5 (IM V1, IM V3) design, plain shaft, M23 connector size, and rotatable connectors for signals and power.
What brake details distinguish the configuration?
It has a permanent-magnet holding brake with 4.0 Nm holding torque, DC 24 V ± 10 % power supply voltage, and 0.5 A coil current.
