Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Feedback system | Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) |
| Interface | DRIVE-CLiQ |
| Mounting design | IM B5 (IM V1, IM V3) |
| Connector | M23; signals and power connectors rotatable |
| Cooling | Natural cooling |
| Holding brake | Permanent-magnet brake; holding torque 4.0 Nm |
| Degree of protection | IP65 and DE flange IP67 |
Key Features
- Product designation: SIMOTICS S synchronous motor 1FK7-HD with 1.2 kW optimum power.
- Rated performance: Rated speed: 3,000 rpm (100 K); rated torque: 3.7 Nm (100 K); efficiency: 91.0 %.
- Feedback and interface: Resolver R15DQ feedback with 15-bit resolution, internal multi-pole design, and DRIVE-CLiQ interface; M23 power connector.
- Mounting and shaft: IM B5 (IM V1, IM V3) design with rotatable connectors and shaft with fitted feather key, tolerance N.
- Brake and cooling: Permanent-magnet holding brake with 4.0 Nm holding torque and natural cooling.
- Protection: Degree of protection: IP65; DE flange: IP67.
Frequently Asked Questions
Which specifications distinguish Siemens 1FK7044-4CF71-1UB2?
Check the SIMOTICS S 1FK7-HD designation, 1.2 kW optimum power, 3,000 rpm rated speed, Resolver R15DQ feedback, holding brake, IM B5 (IM V1, IM V3) design, and IP65 protection with DE flange IP67.
What feedback and connection details should be checked?
Check the Resolver R15DQ system with 15-bit resolution, internal multi-pole design, DRIVE-CLiQ interface, and rotatable M23 power connector.
What brake details identify this configuration?
It has a permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
What code and nameplate details should be checked for quotation?
Check the complete order number 1FK7044-4CF71-1UB2, the Siemens and SIMOTICS S designations, and the nameplate details for speed, power, feedback, brake, mounting, and protection.
