Technical Summary
| Product name | 1FT7108-5SF71-4NG1 |
|---|---|
| Series | SIMOTICS S Synchronous motor 1FT7 |
| M0 | 91Nm (100K) |
| NN | 3000rpm |
| PN | 18.80kW |
| Cooling | Forced ventilation |
| Frame size | IMB 5 (IM V1, IM V3) |
| Flange | Conventional flange (1FT6/1FK7 compatible) |
| Temperature sensor | KTY temperature sensor |
| Encoder | INCREM. ENCODER SIN/COS 1VSS 2048 S/R (ENCODER I-2048) |
| Shaft | plain shaft |
| Degree of protection | IP 65 |
Key Features
SIMOTICS S synchronous motor
1FT7 servomotor with the product name 1FT7108-5SF71-4NG1.
1FT7 servomotor with the product name 1FT7108-5SF71-4NG1.
Mechanical and performance data
M0=91Nm (100K), NN=3000rpm, and PN=18.80kW.
M0=91Nm (100K), NN=3000rpm, and PN=18.80kW.
Forced ventilation
Forced ventilation for the motor variant.
Forced ventilation for the motor variant.
Encoder and sensor configuration
KTY temperature sensor and increm. encoder SIN/COS 1VSS 2048 S/R (ENCODER I-2048).
KTY temperature sensor and increm. encoder SIN/COS 1VSS 2048 S/R (ENCODER I-2048).
Mechanical design
Frame size IMB 5 (IM V1, IM V3), conventional flange (1FT6/1FK7 compatible), plain shaft, and without holding brake.
Frame size IMB 5 (IM V1, IM V3), conventional flange (1FT6/1FK7 compatible), plain shaft, and without holding brake.
Protection and connector details
POWER CONNECTOR OUTGOING CONNECTOR DIRECTIONAXIAL DRIVE END, ACC. tolerance N, vibration severity grade A, and degree of protection IP 65.
POWER CONNECTOR OUTGOING CONNECTOR DIRECTIONAXIAL DRIVE END, ACC. tolerance N, vibration severity grade A, and degree of protection IP 65.
Applications
SINAMICS S120 drive integration
Servomotor for use with SINAMICS S120.
Servomotor for use with SINAMICS S120.
Frequently Asked Questions
What is Siemens 1FT7108-5SF71-4NG1?
It is a SIMOTICS S synchronous motor from the 1FT7 servomotors range.
What are the key performance ratings of 1FT7108-5SF71-4NG1?
M0=91Nm (100K), NN=3000rpm, and PN=18.80kW.
What feedback and sensing details does 1FT7108-5SF71-4NG1 have?
It includes a KTY temperature sensor and an increm. encoder SIN/COS 1VSS 2048 S/R (ENCODER I-2048).
What mechanical configuration does 1FT7108-5SF71-4NG1 use?
It has frame size IMB 5 (IM V1, IM V3), a conventional flange (1FT6/1FK7 compatible), a plain shaft, and no holding brake.
