R911288403 (MKD025B-144-KG1-UN)

Name: R911288403 (MKD025B-144-KG1-UN)
Brand: Indramat Motors
SKU: MKD025B-144-KG1-UN
Price: 564.00 USD
Availability: InStock
Rating: 4.3 (13 reviews)

MKD Synchronous Motors

Rated 4.3 stars (13 total reviews)

In-Stock, Ships 3-5 Days

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Phone:
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Email:
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The R911288403 (MKD025B-144-KG1-UN) is a digital AC synchronous servo motor equipped with resolver feedback and an integrated multi-turn absolute encoder, allowing position detection over more than 4096 revolutions. This unit has a plain shaft with a shaft sealing ring, flange size of 54 mm, centering diameter of 40 mm, and employs natural convection cooling. The continuous torque at standstill is 0.9 Nm, with a maximum speed of 6000 RPM and a 1 Nm holding brake. Electrical characteristics include a rated voltage ranging from 94.7 to 98.4 V, operating at 250 Hz. The motor length is classified as B and the unit weighs 1.5 kg.

Technical Specifications

Product Type
Digital Synchronous Servo Motor

Mounting Flange
DIN 42948

Motor Size
25

Motor Length
0.9 Nm

Flange Size
54mm

Shaft Type
Driving shaft with shaft sealing ring

Maximum Speed
9000 revolutions per minute

Holding Brake
22Nm

Rated Voltage at 60K motor overtemperature
94.7 volts

Rated Voltage at 100K motor overtemperature
98.4 volts

Rated Frequency
250 Hertz

Storage Temperature
-20 degrees Celsius to 80 degrees Celsius

Storage Condition
Dry place free from vibrations and dust.

Frequently Asked Questions

How does the sensing scheme operate on MKD025B-144-KG1-UN?

The MKD025B-144-KG1-UN uses resolver feedback with an integrated encoder. This design provides absolute detection beyond 4096 revolutions, improving restart behavior and minimizing commissioning complexity.

Which thermal insulation class protects MKD025B-144-KG1-UN?

The MKD025B-144-KG1-UN specifies insulation Class F (155°C). This classification extends winding life under normal heat rise, supporting continuous operation without premature varnish degradation.

What rotational capability is available on MKD025B-144-KG1-UN?

The MKD025B-144-KG1-UN supports a maximum speed of 6000 RPM. This limit suits general-purpose motion where balance between speed and thermal margin is required.

How is heat dissipated on MKD025B-144-KG1-UN?

The MKD025B-144-KG1-UN relies on natural convection cooling. This passive approach reduces parts count, avoiding fan failures and simplifying preventive maintenance schedules.

What static retention device equips MKD025B-144-KG1-UN?

The motor’s 12.8 kg mass offers inherent damping and robust stability, assisting mounting rigidity while remaining manageable for technicians handling installation or routine service tasks.

Common Misspellings

MKD 025B-144-KG1-UN

MKD-025B-144-KG1-UN

MKD025B144KG1UN

MKDO25B-144-KG1-UN

MKD025B 144 KG1 UN

mkd025b-144-kg1-un

MKD25B-144-KG1-UN

Internal Product Review

MKD025B-144-KG1-UN deliberately combines long-term reliability with efficient service access. Its plain shaft specification facilitates smooth, predictable coupling. Absolute feedback helps avoid unnecessary re-homing after power events, making it a must have motor for any one who seek perfection.