Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| 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 permissible speed (mech.) | 9,000 rpm |
| Maximum torque | 13.0 Nm |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Connector size | M23 |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 and DE flange IP67 |
| Cooling | Natural cooling |
Key Features
- Motor performance: Optimum power: 1.4 kW; rated speed (100 K): 4,500 rpm; rated torque (100 K): 3.0 Nm.
- Electrical data: Rated current: 3.9 A; maximum current: 16.4 A; voltage constant at 20o C: 53.0 V/1000*min ̄1.
- Encoder system: Resolver R14DQ: resolver 14 bits, resolution 16384, internal 2-pole.
- Connections: M23 connector size; rotatable connectors for signals and power.
- Mechanical configuration: IM B5 (IM V1, IM V3) design, natural cooling, Feather key shaft end, and holding brake.
- Protection and supply: Degree of protection: IP65 and DE flange IP67. Holding brake power supply: DC 24 V ± 10 %.
Frequently Asked Questions
1. What motor type is the Siemens 1FK7044-4CH71-1PB2?
It is a permanent-magnet synchronous motor with High Dynamic motor type.
2. What encoder system and connectors does it have?
It has a Resolver R14DQ with 14-bit resolution and resolution 16384, plus rotatable M23 connectors for signals and power.
3. What is the holding brake supply and holding torque?
The permanent-magnet brake has 4.0 Nm holding torque and requires DC 24 V ± 10 % with 0.5 A coil current.
4. Does the motor include a holding brake?
It has a holding brake.
