Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Series | 1FK7-HD |
| PN | 1.4kW |
| UDC | 600V |
| M0 | 4.5Nm |
| NN | 4500rpm |
| Rated speed (100 K) | 4,500 rpm |
| Rated current | 3.9 A |
| Static torque (100 K) | 4.50 Nm |
| Maximum torque | 13.0 Nm |
| Cooling | Natural cooling |
| Degree of protection | IP65 and DE flange IP67 |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Electrical connectors | Connectors for signals and power rotatable |
Key Features
SIMOTICS S synchronous motor
Synchronous motor 1FK7-HD with PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Synchronous motor 1FK7-HD with PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
Resolver feedback
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-interface.
Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-interface.
Mechanical configuration
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, plain shaft, and without holding brake.
Naturally cooled, FRAME SIZE IMB 5 (IM V1, IM V3), FLANGE 1, plain shaft, and without holding brake.
Protection and connectors
Degree of protection IP65 and DE flange IP67, with M23 connector size and connectors for signals and power rotatable.
Degree of protection IP65 and DE flange IP67, with M23 connector size and connectors for signals and power rotatable.
Motor data
Permanent-magnet synchronous motor, High Dynamic, with Number of poles 6 and shaft height 48.
Permanent-magnet synchronous motor, High Dynamic, with Number of poles 6 and shaft height 48.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1PG2?
It is a SIMOTICS S Synchronous motor 1FK7-HD in the 1FK7 servomotors for SINAMICS S120.
What are the main power and speed values for 1FK7044-4CH71-1PG2?
PN=1.4kW, UDC=600V, M0=4.5Nm, and NN=4500rpm.
Which feedback system does this motor use?
It uses Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) with DRIVE-CLiQ-interface.
What are the connection and enclosure details?
It has M23 connector size, connectors for signals and power rotatable, Degree of protection IP65, and DE flange IP67.
Does 1FK7044-4CH71-1PG2 include a holding brake?
No, it is supplied without holding brake.
