Repair
Repair Price: $ 528.00
Purchase
CSL Part Number: 74737
Product Overview: The RDS-20 is a DC adjustable speed and torque control system manufactured by Graham Transmissions (Danfoss). It regulates DC motors from fractional horsepower up to 2HP, providing variable voltage output (0-90V) for precise speed control. This two-board configuration includes a main control board (176B2012) and an optional isolation board (176B2034), offering flexibility for applications requiring electrical isolation. Commonly used in printing equipment and web-handling machinery, it delivers 120 Hz pulse-width modulated output with onboard voltage regulation for control circuits.
Category: DC Motor Controls
Manufacturer: Graham Transmissions
Alternate Manufacturer Names: DANFOSS
Manufacturer Part Number: 176B2012/ 176B2034
Series: RDS 20 DC Adjustable Speed/Torque Ctrl.
Other Synonyms: DANFOSS
Common Failures
This product may experience issues with DC voltage regulation due to component wear. Some units exhibit difficulty adjusting DC voltage under certain operating conditions.
Repair Approach
We evaluate each unit individually to identify the specific components requiring replacement. Repairs typically involve replacing worn or defective components as identified during evaluation. Our team focuses on restoring the unit to serviceable condition based on the findings from our technical review.
Testing & Quality
Following repair work, units are tested to verify proper voltage operation and functional performance. Testing procedures are designed to confirm that repaired units meet expected operational standards before return to the customer.
Service and repair your broken Graham Transmissions part
We can repair your Graham Transmissions model 176B2012/ 176B2034 in our facility. Let our skilled technicians get your Graham Transmissions back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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