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Model reference
1FK7044-4CH71-1PB2

1FK7044-4CH71-1PB2 Variable Frequency & Servo Drives

Technical SummaryProduct designation1FK7044-4CH71-1PB2Motor typePermanent-magnet synchronous motorMotor type variantHigh DynamicOptimum power1.4 kWRated speed (100 K)4,500 rpmRated torque (100 K)3.0 NmRated current3.9 AMaximum torque13.0 NmMax. permissible speed (mech.)9,000 rpmDegree of protectionIP65 and DE flange IP67Encoder systemResolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole)Connector sizeM23 Key FeaturesPermanent-magnet synchronous motorMotor type: Permanent-magnet synchronous motor.Optimum power 1.4 kWOptimum power:…

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Product Parameters

Product Code
1FK7044-4CH71-1PB2
Weight
7.8 kg
Lifecycle
Active Product
Availability
in stock
Lead Time
Confirmed with quotation
Product Attachment
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Product Details

Technical Summary

Product designation 1FK7044-4CH71-1PB2
Motor type Permanent-magnet synchronous motor
Motor type variant High Dynamic
Optimum power 1.4 kW
Rated speed (100 K) 4,500 rpm
Rated torque (100 K) 3.0 Nm
Rated current 3.9 A
Maximum torque 13.0 Nm
Max. permissible speed (mech.) 9,000 rpm
Degree of protection IP65 and DE flange IP67
Encoder system Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole)
Connector size M23

Key Features

Permanent-magnet synchronous motor
Motor type: Permanent-magnet synchronous motor.
Optimum power 1.4 kW
Optimum power: 1.4 kW.
Rated speed 4,500 rpm
Rated speed (100 K): 4,500 rpm.
Holding brake included
Holding brake version: Permanent-magnet brake.
Resolver feedback
Encoder system: Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole).
Protection to IP65 and DE flange IP67
Degree of protection: IP65 and DE flange IP67.

Applications

Rotary motion drive for SINAMICS S120
Suitable for a rotary drive arrangement in the SINAMICS S120 product context.
Position holding with the integrated brake
Supports holding a load in place with the built-in holding brake.

Frequently Asked Questions

What is Siemens 1FK7044-4CH71-1PB2?

It is a SIMOTICS S synchronous motor.

What are the rated speed and rated torque of 1FK7044-4CH71-1PB2?

Rated speed (100 K): 4,500 rpm. Rated torque (100 K): 3.0 Nm.

What feedback system does 1FK7044-4CH71-1PB2 use?

Encoder system: Resolver R14DQ: resolver 14 bits (resolution 16384, internal 2-pole).

What protection rating does 1FK7044-4CH71-1PB2 have?

Degree of protection: IP65 and DE flange IP67.

What holding brake data is listed for 1FK7044-4CH71-1PB2?

Holding brake version: Permanent-magnet brake. Holding torque: 4.0 Nm. Power supply voltage: DC 24 V ± 10 %.

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