Technical Summary
| Product name | 1FK7043-4CH71-1PB1 |
|---|---|
| Product family | SIMOTICS S Synchronous motor |
| Category path | 1FK7 servomotors for SINAMICS S120 |
| Optimum power | 1.2 kW |
| UDC | 600V |
| M0 | 3.5Nm |
| NN | 4500rpm |
| Rated speed (100 K) | 4,500 rpm |
| Static torque (100 K) | 3.50 Nm |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Degree of protection | IP65 |
| Holding brake | with holding brake |
| Connector size | M23 |
Key Features
SIMOTICS S synchronous motor
1FK7-HD PN=1.2kW; UDC=600V M0=3.5Nm (100K); NN=4500rpm.
1FK7-HD PN=1.2kW; UDC=600V M0=3.5Nm (100K); NN=4500rpm.
Resolver feedback
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole).
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole).
Rotatable signal and power connectors
Electrical connectors for signals and power rotatable with connector size M23.
Electrical connectors for signals and power rotatable with connector size M23.
Holding brake included
with holding brake; holding brake version Permanent-magnet brake.
with holding brake; holding brake version Permanent-magnet brake.
IP65 protection
Degree of protection IP65 with natural cooling.
Degree of protection IP65 with natural cooling.
Mechanical configuration
Design acc. to Code I IM B5 (IM V1, IM V3) with shaft end Feather key.
Design acc. to Code I IM B5 (IM V1, IM V3) with shaft end Feather key.
Frequently Asked Questions
What is Siemens 1FK7043-4CH71-1PB1?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotor range.
What feedback system does 1FK7043-4CH71-1PB1 use?
It uses a resolver system: Resolver R14DQ with 14 bits resolution 16384 and internal 2-pole.
What are the key performance values for 1FK7043-4CH71-1PB1?
Optimum power is 1.2 kW, NN=4500rpm, and M0=3.5Nm (100K).
What protection and cooling data are listed for this motor?
It has degree of protection IP65 and natural cooling.
What connection and brake details are given for the variant?
It has electrical connectors for signals and power rotatable, connector size M23, and with holding brake.
