Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Product lifecycle | Active Product |
| Optimum power | 1.4 kW |
| Optimum speed | 4,500 rpm |
| Rated speed (100 K) | 4,500 rpm |
| Rated torque (100 K) | 3.0 Nm |
| Rated current | 3.9 A |
| Max. permissible speed (mech.) | 9,000 rpm |
| Degree of protection | IP65 |
| Cooling | Natural cooling |
| Connector size | M23 |
| Encoder system | Encoder AM22DQ: absolute encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + 12 bits multi-turn (traversing range 4096 revolutions) |
Key Features
1FK7-HD motor with permanent-magnet synchronous motor design and High Dynamic execution.
PN=1.4kW, optimum power 1.4 kW, NN=4500rpm, and rated speed (100 K) 4,500 rpm.
UDC=600V, M0=4.5Nm (100K), rated torque (100 K) 3.0 Nm, and rated current 3.9 A.
Absolute encoder 22BIT + 12 BIT MULTITURN with DRIVE-CLIQ interface, encoder AM22DQ.
Naturally cooled, IM B5 (IM V1, IM V3), power connector rotatable, shaft with fitted key, tolerance N, and degree of protection IP65.
Frequently Asked Questions
What is Siemens 1FK7044-4CH71-1FB1?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the key ratings for 1FK7044-4CH71-1FB1?
PN=1.4kW, UDC=600V, M0=4.5Nm (100K), and NN=4500rpm.
What encoder and interface does this motor use?
It uses an absolute encoder 22BIT + 12 BIT MULTITURN with DRIVE-CLIQ interface, encoder AM22DQ.
What installation and protection details are listed for 1FK7044-4CH71-1FB1?
It has IM B5 (IM V1, IM V3) mounting, rotatable power connector, M23 connector size, and IP65 protection.
