Repair
Repair Price: $ 1,228.00
Purchase
CSL Part Number: 25839
Product Overview: The Magnetek GPD 503 Series DS315 is a general-purpose AC variable frequency drive rated for 460V three-phase input and 5HP motor control. It regulates motor speed and torque by converting fixed-frequency AC power to variable-frequency output. Common applications include conveyors, fans, pumps, and paper handling equipment. The drive features a digital keypad interface for parameter programming, adjustable frequency output (typically 0-60Hz), jog function for precise positioning, and analog input capability for external speed reference via potentiometer. Key internal components include a rectifier bridge, DC bus capacitors, IGBT output stage, and control PCB with optocouplers for feedback isolation.
Category: AC Motor Controls
Manufacturer: Magnetek
Manufacturer Synonyms: magnatek yaskawa
Manufacturer Part Number: DS315
Series: GPD 503 Series
Common Failures
Issues encountered with the Magnetek GPD503 include intermittent power failures and voltage fluctuations, particularly with the DC voltage terminals, leading to undervoltage faults. Defective components such as the main control PCB, optocouplers, and solder joints have been identified during evaluation. Additionally, display and keypad communication errors have been observed, often related to these underlying electrical problems.
Repair Approach
Repairs may involve replacing defective components such as capacitors and optocouplers, as well as addressing faulty solder joints. Thorough cleaning of components and removal and reapplication of conformal coating are also performed as needed. Diagnostic testing is conducted to verify repairs and confirm that components such as relays and voltage rails are functioning correctly.
Testing & Quality
Each repaired unit undergoes diagnostic testing, including burn-in tests with a 2 HP 3-phase motor to evaluate functionality under load. Tests confirm that the unit operates correctly at various frequencies and that both the motor function and keypad communication are restored. Quality assurance checks are conducted to verify the resolution of issues before returning the unit.
Service and repair your broken Magnetek part
We can repair your Magnetek model DS315 in our facility. Let our skilled technicians get your Magnetek 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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