Technical Summary
| Product designation | 1FK7084-2AC71-1RA1 |
|---|---|
| Motor type | Permanent-magnet synchronous motor |
| Version | 1FK7-CT |
| Optimum power | 3.1 kW |
| Rated torque (100 K) | 15.0 Nm |
| Static torque (100 K) | 20.00 Nm |
| Rated speed (100 K) | 2,000 rpm |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Encoder system | Encoder AM20DQI: absolute encoder 20 bits (resolution 1048576, encoder-internal 512 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake | without holding brake |
Applications
Servomotor use in the SINAMICS S120 Combi product context.
Key Features
1FK7-CT motor with Permanent-magnet synchronous motor design.
PN=3.1 kW, UDC=600 V, and M0=20 Nm (100K).
Absolute encoder 20-bit +12-bit multi-turn with DRIVE-CLiQ interface, M23 connector size, and rotatable connectors for signals and power.
Naturally cooled, IM B5 (IM V1, IM V3), shaft with feather key, without holding brake, and degree of protection IP65.
NN=2000 rpm, maximum torque 61.0 Nm, and max. permissible speed (mech.) 6,000 rpm.
Active Product.
Frequently Asked Questions
What is Siemens 1FK7084-2AC71-1RA1?
It is a SIMOTICS S synchronous motor, 1FK7-CT version.
What are the main electrical ratings for 1FK7084-2AC71-1RA1?
PN=3.1 kW, UDC=600 V, M0=20 Nm (100K), and NN=2000 rpm.
Which encoder and interface does 1FK7084-2AC71-1RA1 use?
It uses Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
What mounting and connection details are specified for 1FK7084-2AC71-1RA1?
It has IM B5 (IM V1, IM V3) mounting, M23 connector size, rotatable connectors for signals and power, and a shaft with feather key.
