Product information
Overview
Key Features
- Motor performance: Optimum power: 1.2 kW; optimum speed: 3,000 rpm; rated torque (100 K): 3.7 Nm.
- Resolver feedback: Resolver R14DQ encoder system with 14-bit resolution, 16384 resolution, and internal 2-pole design.
- Holding brake: Permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Connections and mounting: M23 electrical connectors for rotatable signals and power connections; design: IM B5 (IM V1, IM V3).
- Cooling and protection: Natural cooling; degree of protection: IP65 and DE flange IP67.
- Shaft configuration: Shaft with fitted Feather key and tolerance N.
Technical Summary
| Product type | Permanent-magnet synchronous motor; High Dynamic |
|---|---|
| Optimum power | 1.2 kW |
| Optimum speed | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Encoder system | Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole) |
| Holding torque | 4.0 Nm |
| Power supply voltage | DC 24 V ± 10 % |
| Electrical connectors | Connectors for signals and power rotatable |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Degree of protection | IP65 and DE flange IP67 |
| Cooling | Natural cooling |
Frequently Asked Questions
What feedback system does the Siemens 1FK7044-4CF71-1PB2 use?
It has a Resolver R14DQ encoder system: resolver 14 bits with 16384 resolution and internal 2-pole design.
What holding brake is fitted?
It has a permanent-magnet brake with 4.0 Nm holding torque, DC 24 V ± 10 % power supply voltage, 0.5 A coil current, 70 ms opening time, and 30 ms closing time.
Which connectors and mounting design are provided?
The motor has M23 connectors for rotatable signals and power connections and design IM B5 (IM V1, IM V3).
What protection and cooling does this motor have?
It uses natural cooling and has IP65 protection, with IP67 protection at the DE flange.
