Product Overview
Technical Summary
| Product designation | SIMOTICS S synchronous motor 1FK7-HD |
|---|---|
| Rated power | PN=0.94 kW |
| Supply voltage | UDC=300 V |
| Rated speed | 3,000 rpm (100 K) |
| Rated torque | 3.0 Nm (100 K) |
| Encoder | Absolute encoder AS20DQI, single-turn 20 bits, with DRIVE-CLiQ interface |
| Holding brake | Permanent-magnet brake; holding torque 4.0 Nm; DC 24 V ± 10 % |
| Mounting design | IM B5 (IM V1, IM V3) |
| Connector | M23; signal and power connectors rotatable |
| Cooling | Natural cooling |
| Protection | IP65 and DE flange IP67 |
| Lifecycle | Active Product |
Key Features
- Motor designation: SIMOTICS S synchronous motor 1FK7-HD with PN=0.94 kW and UDC=300 V.
- Rated performance: Rated speed: 3,000 rpm (100 K); rated torque: 3.0 Nm (100 K); rated current: 3.7 A.
- Encoder feedback: Absolute encoder AS20DQI, single-turn 20 bits, with DRIVE-CLiQ interface.
- Holding brake: Permanent-magnet holding brake with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
- Mechanical configuration: Natural cooling; mounting design IM B5 (IM V1, IM V3); M23 connector; rotatable signal and power connectors; shaft with Feather key.
- Protection and monitoring: Degree of protection: IP65 and DE flange IP67; Pt1000 temperature sensor.
Frequently Asked Questions
Which specifications distinguish Siemens 1FK7043-4CF21-1QB2?
The supplied variant has PN=0.94 kW, UDC=300 V, a single-turn 20-bit absolute encoder AS20DQI with DRIVE-CLiQ, a permanent-magnet holding brake, IM B5 mounting, and IP65 with DE flange IP67.
What encoder and brake details should be checked for this code?
Check the AS20DQI absolute encoder, single-turn 20-bit resolution, and DRIVE-CLiQ interface. The holding brake is permanent-magnet, with 4.0 Nm holding torque and DC 24 V ± 10 % power supply voltage.
Which connection and mounting details identify the exact variant?
The motor has an M23 connector, rotatable signal and power connectors, IM B5 (IM V1, IM V3) mounting, natural cooling, and a shaft with Feather key.
What information is needed for a quotation?
Provide the complete order number 1FK7043-4CF21-1QB2, required quantity, and destination.
