Product Overview
Technical Summary
| Product | 1FK7043-4CH71-1FB2 SIMOTICS S synchronous motor |
|---|---|
| Optimum power | 1.2 kW |
| Optimum speed | 4,500 rpm |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Encoder | Absolute encoder 22 bits + 12 bits multiturn, DRIVE-CLiQ interface |
| Mounting | IM B5 (IM V1, IM V3), flange 1 |
| Connector | M23, power and signal connectors rotatable |
| Holding brake | Permanent-magnet brake, holding torque 4.0 Nm |
| Cooling | Natural cooling |
| Protection | IP65 and DE flange IP67 |
Key Features
Optimum power: 1.2 kW; optimum speed: 4,500 rpm; rated torque: 2.6 Nm (100 K).
Absolute encoder 22 bits with 12 bits multiturn; encoder-internal resolution: 2048 S/R; DRIVE-CLiQ interface.
Design: IM B5 (IM V1, IM V3); flange 1; shaft with fitted Feather key; radial runout tolerance: 0.040 mm.
Permanent-magnet brake with holding torque of 4.0 Nm; power supply: DC 24 V ± 10 %.
Rotatable M23 power connector and rotatable signal connectors; Natural cooling.
Degree of protection: IP65 and DE flange IP67; lifecycle: Active Product.
Frequently Asked Questions
What encoder configuration does 1FK7043-4CH71-1FB2 have?
It has an absolute encoder with 22 bits plus 12 bits multiturn and a DRIVE-CLiQ interface.
What are the motor's optimum power and speed?
Optimum power is 1.2 kW and optimum speed is 4,500 rpm.
What mechanical mounting configuration is supplied?
The motor has design IM B5 (IM V1, IM V3), flange 1, and a shaft with fitted Feather key.
What holding-brake supply and torque are specified?
The permanent-magnet brake has a holding torque of 4.0 Nm and requires DC 24 V ± 10 %.
What project details should be provided for quotation?
Provide the requested quantity, destination, schedule context, and any additional BOM lines.
