Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Power rating | PN=1.2kW |
| DC voltage | UDC=600V |
| Standstill torque | M0=4.5Nm (100K) |
| Rated speed | NN=3000rpm |
| Encoder | Absolute encoder 2048 S/R + 4096 revolutions multiturn |
| Encoder interface | EnDat |
| Cooling | Naturally cooled |
| Mounting | Frame size IMB 5 (IM V1, IM V3), flange 1 |
| Shaft | Fitted key, tolerance N |
| Protection | DE flange IP67 and IP65 |
| Brake | Without holding brake |
Key Features
- Synchronous motor designation: SIMOTICS S synchronous motor 1FK7-HD.
- Rated performance: PN=1.2kW; UDC=600V; M0=4.5Nm (100K); NN=3000rpm.
- Absolute multiturn encoder: Absolute encoder with 2048 S/R + 4096 revolutions multiturn and EnDat interface.
- Cooling and mounting: Naturally cooled; frame size IMB 5 (IM V1, IM V3); flange 1.
- Connections and shaft: Rotatable power connector; KTY temperature sensor; shaft with fitted key, tolerance N.
- Protection and brake configuration: DE flange protection IP67 and IP65; without holding brake.
Frequently Asked Questions
What product does Siemens order number 1FK7044-4CF71-1EA2 identify?
It identifies a SIMOTICS S synchronous motor 1FK7-HD.
Which performance details should be checked for this exact motor variant?
Check PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Which encoder and connection details identify the configuration?
It has an absolute encoder with 2048 S/R + 4096 revolutions multiturn, an EnDat interface, a rotatable power connector, and a KTY temperature sensor.
Does this configuration include a holding brake?
It is without a holding brake.
What information is needed for a quotation?
Provide the required quantity and destination together with the complete order number 1FK7044-4CF71-1EA2.
