Technical Summary
| Product type | Permanent-magnet synchronous motor |
|---|---|
| Series | 1FK7 servomotors for SINAMICS S120 |
| Optimum power | 1.2 kW |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 2.6 Nm |
| Static torque (100 K) | 3.50 Nm |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP64 |
| Cooling | Natural cooling |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
| Holding brake | with holding brake |
| Shaft end | Plain shaft |
Key Features
SIMOTICS S synchronous motor
Permanent-magnet synchronous motor with High Dynamic design.
Permanent-magnet synchronous motor with High Dynamic design.
1.2 kW optimum power
Optimum power is 1.2 kW and rated speed is 4,500 rpm.
Optimum power is 1.2 kW and rated speed is 4,500 rpm.
AM22DQ absolute encoder
Absolute encoder 22 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Absolute encoder 22 bits + 12 bits multi-turn with DRIVE-CLiQ interface.
Holding brake
Includes a permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % supply voltage.
Includes a permanent-magnet brake with 4.0 Nm holding torque and DC 24 V ± 10 % supply voltage.
IP64 protection
Degree of protection is IP64.
Degree of protection is IP64.
Natural cooling and rotatable connectors
Natural cooling with connectors for signals and power rotatable.
Natural cooling with connectors for signals and power rotatable.
Frequently Asked Questions
What is the exact Siemens model 1FK7043-4CH71-1FH0?
It is a SIMOTICS S synchronous motor in the 1FK7 servomotors for SINAMICS S120 range.
What are the key performance ratings for 1FK7043-4CH71-1FH0?
The motor has 1.2 kW optimum power, 4,500 rpm rated speed, and 2.6 Nm rated torque at 100 K.
Which encoder is fitted on 1FK7043-4CH71-1FH0?
It uses an AM22DQ absolute encoder with 22 bits plus 12 bits multi-turn and a DRIVE-CLiQ interface.
What protection and cooling does 1FK7043-4CH71-1FH0 have?
The motor has IP64 degree of protection and natural cooling.
