Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Rated power | PN=0.38kW |
| Rated speed | 3,000 rpm |
| Rated torque (100 K) | 1.2 Nm |
| DC link voltage | UDC=300V |
| Number of poles | 6 |
| Rated current | 2.0 A |
| Cooling | Natural cooling |
| Mounting design | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Electrical connectors | Connectors for signals and power rotatable |
| Encoder system | Encoder AS20DQI: absolute encoder single-turn 20 bits |
| Degree of protection | IP65 and DE flange IP67 |
| Holding brake | with holding brake |
| Holding brake version | Permanent-magnet brake |
| Holding brake power supply voltage | DC 24 V ± 10 % |
Applications
Servomotor for the SINAMICS S120 drive family.
Holding brake for maintaining the shaft position when required.
Key Features
Permanent-magnet synchronous motor with High Dynamic design.
PN=0.38kW, rated speed 3,000 rpm, and rated torque 1.2 Nm (100 K).
Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLIQ interface.
Degree of protection IP65 and DE flange IP67 with natural cooling.
IM B5 (IM V1, IM V3), with holding brake, and connector size M23.
Frequently Asked Questions
What is the exact Siemens order number and product type?
The exact order number is 1FK7033-4CF21-1QB2, and it is a SIMOTICS S synchronous motor.
What are the key electrical and performance ratings for 1FK7033-4CF21-1QB2?
It has PN=0.38kW, UDC=300V, rated speed 3,000 rpm, rated torque 1.2 Nm (100 K), and rated current 2.0 A.
Which encoder and interface are included on this motor?
It uses Encoder AS20DQI: absolute encoder single-turn 20 bits with DRIVE-CLIQ interface.
What mounting, connector, and protection details are listed?
The motor is IM B5 (IM V1, IM V3), has connector size M23, rotatable connectors for signals and power, and degree of protection IP65 and DE flange IP67.
What should I confirm before requesting stock or spare-part support?
Confirm the exact order number 1FK7033-4CF21-1QB2, the quantity, destination, and the required configuration details.
