Product information
Overview
Key Features
- Optimum performance: Optimum power: 1.4 kW; optimum speed: 4,500 rpm.
- Synchronous motor ratings: Rated torque: 3.0 Nm (100 K); rated current: 3.9 A; efficiency: 91.0 %.
- Feedback and interface: Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) with DRIVE-CLiQ interface.
- Holding brake: Permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Mechanical configuration: Natural cooling, IM B5 (IM V1, IM V3) design, feather key shaft end and rotatable M23 connectors for signals and power.
- Protection and monitoring: Degree of protection: IP65 and DE flange IP67; Pt1000 temperature sensor.
Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Order number | 1FK7044-4CH71-1UB2 |
| Optimum power | 1.4 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.9 A |
| Maximum torque | 13.0 Nm |
| Encoder system | Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) |
| Mounting design | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 and DE flange IP67 |
| Power connector | M23, rotatable |
Frequently Asked Questions
What is the rated performance of the Siemens 1FK7044-4CH71-1UB2?
It has 1.4 kW optimum power, 4,500 rpm rated speed (100 K), 3.0 Nm rated torque (100 K) and 3.9 A rated current.
What feedback system and interface does this motor use?
It uses a Resolver R15DQ: resolver 15 bits (resolution 32768, internal multi-pole) with DRIVE-CLiQ interface.
Which mechanical configuration and connectors are included?
The motor has IM B5 (IM V1, IM V3) design, a feather key shaft end and rotatable M23 connectors for signals and power.
What protection and brake configuration does it have?
It has IP65 protection and a DE flange rated IP67, plus a permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
