Product Overview
Technical Summary
| Optimum power | 1.4 kW |
|---|---|
| Rated speed | 4,500 rpm (100 K) |
| Rated torque | 3.0 Nm (100 K) |
| Maximum permissible speed | 9,000 rpm (mech.); 9,000 rpm (inverter) |
| Encoder system | Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Degree of protection | IP64 |
Key Features
- Product designation: SIMOTICS S synchronous motor, 1FK7-HD family, with PN=1.4 kW and UDC=600 V.
- Performance: Optimum power: 1.4 kW; rated speed: 4,500 rpm (100 K); rated torque: 3.0 Nm (100 K).
- Encoder system: Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole).
- Mounting and shaft: Design acc. to Code I: IM B5 (IM V1, IM V3); shaft end: Feather key, tolerance N.
- Connections and cooling: M23 power connector, rotatable electrical connectors for signals and power, DRIVE-CLiQ interface, and Natural cooling.
- Protection and brake: Degree of protection: IP64; holding brake: without holding brake.
Frequently Asked Questions
What identifies the Siemens 1FK7044-4CH71-1UA0 variant?
Check the SIMOTICS S 1FK7-HD designation, 1.4 kW optimum power, Resolver R15DQ feedback, IM B5 (IM V1, IM V3) design, M23 connector, IP64 protection, and absence of a holding brake.
Which speed and torque ratings should be checked?
The rated speed is 4,500 rpm (100 K), rated torque is 3.0 Nm (100 K), and maximum permissible speed is 9,000 rpm for mechanical and inverter operation.
Which feedback and connection details should be verified?
Verify the Resolver R15DQ system with resolver 15 bits and resolution 32768, the DRIVE-CLiQ interface, and the rotatable M23 connectors for signals and power.
What quantity and destination are needed for a quotation?
Provide the required quantity and destination together with the complete 1FK7044-4CH71-1UA0 order number.
