Product Overview
Technical Summary
| Product designation | 1FK7081-2AC71-1QB1 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Optimum power | 2.1 kW |
| Rated speed (100 K) | 2,000 rpm |
| Rated torque (100 K) | 10.0 Nm |
| Rated current | 4.4 A |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Interface | DRIVE-CLiQ |
| Holding brake | Permanent-magnet brake; holding torque: 22.0 Nm |
| Design | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 |
Key Features
- Motor designation and power: SIMOTICS S permanent-magnet synchronous motor with 2.1 kW optimum power and 2,000 rpm optimum speed.
- Rated performance: Rated speed: 2,000 rpm (100 K); rated torque: 10.0 Nm (100 K); rated current: 4.4 A.
- Encoder and interface: Encoder AS20DQI: absolute encoder, single-turn, 20 bits, with DRIVE-CLiQ interface.
- Brake and shaft: Permanent-magnet holding brake with 22.0 Nm holding torque; shaft end with feather key.
- Mounting and cooling: IM B5 design (IM V1, IM V3) with natural cooling and rotatable connectors for signals and power.
- Connection and protection: M23 connector size and IP65 degree of protection.
Frequently Asked Questions
What product does Siemens order number 1FK7081-2AC71-1QB1 identify?
It identifies a SIMOTICS S permanent-magnet synchronous motor with 2.1 kW optimum power.
Which encoder identifies this exact motor variant?
Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLiQ interface.
Which brake, shaft, and mounting details should be checked?
The variant has a permanent-magnet holding brake with 22.0 Nm holding torque, a feather key shaft end, and IM B5 design (IM V1, IM V3).
Which connection and protection details should be verified?
Check the M23 connector size, rotatable signal and power connectors, and IP65 degree of protection.
What information is needed for a quotation?
Provide the complete order number, required quantity, and destination.
