Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor, 1FK7-CT |
|---|---|
| Optimum power | 5.2 kW |
| Rated speed (100 K) | 2,000 rpm |
| Rated torque (100 K) | 25.0 Nm |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Interface | DRIVE-CLiQ |
| Cooling | Natural cooling |
| Mounting design | IM B5 (IM V1, IM V3) |
| Holding brake | Permanent-magnet brake, holding torque 43.0 Nm |
| Shaft end | Feather key, tolerance N |
| Degree of protection | IP65 |
Key Features
- Product designation: SIMOTICS S synchronous motor, 1FK7-CT, permanent-magnet design.
- Performance: Optimum power: 5.2 kW; rated speed (100 K): 2,000 rpm; rated torque (100 K): 25.0 Nm.
- Encoder and interface: Absolute encoder single-turn 20 bits, Encoder AS20DQI, with DRIVE-CLiQ interface.
- Cooling and protection: Natural cooling with IP65 degree of protection.
- Mounting and shaft: IM B5 design (IM V1, IM V3); shaft end with Feather key and tolerance N.
- Brake and connectors: Permanent-magnet holding brake; rotatable connectors for signals and power; connector size M40.
Frequently Asked Questions
Which specifications distinguish Siemens 1FK7103-2AC71-1QB1?
The supplied variant has 5.2 kW optimum power, 2,000 rpm rated speed (100 K), a 25.0 Nm rated torque (100 K), an absolute single-turn 20-bit Encoder AS20DQI with DRIVE-CLiQ, a holding brake, natural cooling and IP65 protection.
What encoder and connection details should be checked?
Check the absolute single-turn 20-bit Encoder AS20DQI, the DRIVE-CLiQ interface, and the rotatable connectors for signals and power. The connector size is M40.
What mounting and shaft details identify this motor variant?
The motor has IM B5 design (IM V1, IM V3), a shaft end with Feather key, tolerance N, and radial runout tolerance of 0.050 mm.
What quantity and destination are needed for a quotation?
Provide the required quantity and destination together with the complete Siemens order number 1FK7103-2AC71-1QB1.
