Technical Summary
| Product designation | 1FK7043-4CF21-1PB2 |
|---|---|
| Product family | SIMOTICS S Synchronous motor |
| Motor type | Permanent-magnet synchronous motor |
| Motor type variant | High Dynamic |
| PN | 0.94kW |
| UDC | 300V |
| M0 | 3. 3Nm (100K) |
| NN | 3000rpm |
| Number of poles | 6 |
| Rated current | 3.7 A |
| Maximum torque | 10.0 Nm |
| Cooling | Natural cooling |
| Connector size | M23 |
| Degree of protection | IP65 and DE flange IP67 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Electrical connectors | Connectors for signals and power rotatable |
| Holding brake version | Permanent-magnet brake |
| Power supply voltage | DC 24 V ± 10 % |
Applications
Connects as a SIMOTICS S servomotor for motion control drive systems.
Provides resolver feedback and DRIVE-CLiQ-Interface for drive connection and signal transfer.
Uses the holding brake for shaft holding when a braking function is required.
Key Features
Permanent-magnet synchronous motor with High Dynamic design for SINAMICS S120 use.
PN=0.94kW, NN=3000rpm, and rated torque (100 K) 3.0 Nm.
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-Interface and connectors for signals and power rotatable.
Design acc. to Code I IM B5 (IM V1, IM V3), flange 1, shaft height 48, and connector size M23.
Naturally cooled with Degree of protection IP65 and DE flange IP67.
With holding brake, holding torque 4.0 Nm, and power supply voltage DC 24 V ± 10 %.
Frequently Asked Questions
What is Siemens 1FK7043-4CF21-1PB2?
It is a SIMOTICS S synchronous motor with Active Product lifecycle status.
What are the main performance ratings of 1FK7043-4CF21-1PB2?
PN=0.94kW, NN=3000rpm, and rated torque (100 K) 3.0 Nm.
Which interfaces and connectors does 1FK7043-4CF21-1PB2 include?
It includes a Resolver R14DQ encoder system, DRIVE-CLiQ-Interface, and rotatable connectors for signals and power.
What are the mounting and protection details for 1FK7043-4CF21-1PB2?
It is designed acc. to Code I IM B5 (IM V1, IM V3), has connector size M23, and Degree of protection IP65 and DE flange IP67.
What should I confirm before requesting this Siemens motor for stock check?
Confirm the exact order number 1FK7043-4CF21-1PB2, quantity, destination, and any required variant details.
