Product information
Overview
Key Features
- Motor ratings: PN=0.94 kW, UDC=300 V, rated torque 3.0 Nm (100 K), rated current 3.7 A and rated speed 3,000 rpm (100 K).
- Encoder feedback: Incremental Encoder 22 bits with resolution 4194304, encoder-internal 2048 S/R and commutation position 11 bits; Encoder IC22DQ with DRIVE-CLiQ interface.
- Mounting and cooling: Natural cooling with design IM B5 (IM V1, IM V3); M23 electrical connectors for rotatable signals and power connections.
- Protection and shaft: Degree of protection IP65 and DE flange IP67. The shaft has a fitted Feather key with tolerance N.
- Holding brake: Permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Speed and torque limits: Maximum permissible speed is 9,000 rpm mechanical and 5,350 rpm inverter; maximum torque is 10.0 Nm.
Technical Summary
| Product | Siemens 1FK7043-4CF21-1DB2 SIMOTICS S synchronous motor |
|---|---|
| Rated power | PN=0.94 kW |
| DC link voltage | UDC=300 V |
| Rated speed | 3,000 rpm (100 K) |
| Rated torque | 3.0 Nm (100 K) |
| Encoder | Incremental Encoder 22 bits; resolution 4194304; Encoder IC22DQ with DRIVE-CLiQ interface |
| Cooling | Natural cooling |
| Mounting | IM B5 (IM V1, IM V3) |
| Protection | IP65 and DE flange IP67 |
| Holding brake | Permanent-magnet brake; holding torque 4.0 Nm; DC 24 V ± 10 % |
| Connectors | M23; rotatable signals and power connections |
Frequently Asked Questions
What is the exact Siemens motor model?
It is the Siemens 1FK7043-4CF21-1DB2 SIMOTICS S permanent-magnet synchronous motor.
What encoder feedback does this motor have?
It has an Encoder IC22DQ incremental Encoder with 22 bits, resolution 4194304, encoder-internal 2048 S/R, commutation position 11 bits and a DRIVE-CLiQ interface.
What mounting and protection does it use?
It uses IM B5 (IM V1, IM V3) mounting, natural cooling, IP65 protection and DE flange IP67.
What holding-brake data should be verified?
The permanent-magnet brake has 4.0 Nm holding torque and requires DC 24 V ± 10 %; opening time is 70 ms and closing time is 30 ms.
