Industrial Automation

1FK7044-4CF71-1EH2

1FK7044-4CF71-1EH2

1FK7044-4CF71-1EH2

SIEMENS

Siemens SIMOTICS S servo motor for industrial automation. More

Code: 1FK7044-4CF71-1EH2

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SIEMENS

Siemens SIMOTICS S servo motor for industrial automation. More

Code: 1FK7044-4CF71-1EH2

1FK7044-4CF71-1EH2 – SIMOTICS S-1FK7

Siemens 1FK7044-4CF71-1EH2: SIMOTICS S-1FK7. Permanent-magnet synchronous motor; High Dynamic. Natural cooling. with holding brake.

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Technical specifications

ManufacturerSiemens
Order number1FK7044-4CF71-1EH2
Rated speed (100 K)3,000 rpm
Number of poles6
Rated torque (100 K)3.7 Nm
Rated current3.5 A
Static torque (60 K)3.75 Nm
Static torque (100 K)4.50 Nm
Stall current (60 K)3.20 A
Stall current (100 K)4.00 A
Moment of inertia1.620 kgcm²
Net motor weight8.0 kg
Motor type and designPermanent-magnet synchronous motor; High Dynamic
CoolingNatural cooling
Connector sizeM23
Degree of protectionIP65 and DE flange IP67
Mounting designIM B5 (IM V1, IM V3)
Temperature monitoringKTY84 temperature sensor in the stator winding
Electrical connectorsConnectors for signals and power rotatable
Holding brakewith holding brake
Shaft endPlain shaft
Encoder systemEncoder AM2048S/R: absolute encoder 2048 S/R, 4096 revolutions multi-turn, with EnDat interface
Speed at optimum operating point3,000 rpm
Power at optimum operating point1.2 kW
Maximum mechanical speed9,000 rpm
Maximum speed with inverter8,050 rpm
Maximum torque13.0 Nm
Maximum current12.1 A
Holding brake typePermanent-magnet brake
Brake holding torque4.0 Nm
Holding brake supply voltageDC 24 V ± 10 %

Calculated values may differ from nameplate ratings.

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