Technical Summary
| Product type | SIMOTICS S Synchronous motor |
|---|---|
| Variant | 1FK7-HD |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 3,000 rpm |
| Rated torque (100 K) | 3.7 Nm |
| Static torque (100 K) | 4.50 Nm |
| Number of poles | 6 |
| Cooling | Natural cooling |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Electrical connectors | Connectors for signals and power rotatable |
| Connector size | M23 |
| Degree of protection | IP65 and DE flange IP67 |
Key Features
SIMOTICS S Synchronous motor
1FK7-HD synchronous motor for motion control use in the listed SINAMICS S120 context.
1FK7-HD synchronous motor for motion control use in the listed SINAMICS S120 context.
PN=1.2kW and UDC=600V
Power and voltage data for this exact variant are PN=1.2kW and UDC=600V.
Power and voltage data for this exact variant are PN=1.2kW and UDC=600V.
Incremental encoder 22 bit with DRIVE-CLiQ interface
Encoder IC22DQ with incremental encoder 22 bits and DRIVE-CLiQ interface.
Encoder IC22DQ with incremental encoder 22 bits and DRIVE-CLiQ interface.
Natural cooling
Cooling is natural cooling.
Cooling is natural cooling.
Degree of protection IP65 and DE flange IP67
The motor has degree of protection IP65 and DE flange IP67.
The motor has degree of protection IP65 and DE flange IP67.
Without holding brake
This variant is supplied without holding brake.
This variant is supplied without holding brake.
Applications
Rotary motion control in SINAMICS S120 systems
Used as a servo motor within the SINAMICS S120 drive context.
Used as a servo motor within the SINAMICS S120 drive context.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1DA2?
It is a SIMOTICS S Synchronous motor, model 1FK7-HD.
What are the key power and speed ratings of 1FK7044-4CF71-1DA2?
PN=1.2kW, rated speed (100 K) 3,000 rpm, and rated torque (100 K) 3.7 Nm.
What encoder is used on 1FK7044-4CF71-1DA2?
Encoder IC22DQ: incremental encoder 22 bits with DRIVE-CLiQ interface.
What are the protection and cooling details of 1FK7044-4CF71-1DA2?
Cooling is natural cooling, and the degree of protection is IP65 and DE flange IP67.
