Robicon Tech Support

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We’ve got your back.

Robicon Series Medium Voltage Variable Frequency Drives are still alive and well in many places, yet support for them is very limited from Siemens; however, you’re not alone! We have over 30 years of experience dealing with any and all problems you might face on these drives. If you need support, documentation, or repair for your Robicon Perfect Harmony Series drives, you’ve come to the right place. PLEASE NOTE: This Site Is Intended for MEDIUM VOLTAGE DRIVES ONLY (1000VAC and above).

common faults of Robicon Perfect Harmony

The Most Common Faults with Robicon Medium Voltage Drives

  1. “NoMV” – Missing the mains, switchgear isn’t pulled in
  2. Power cell fault – Bad Power Cell
  3. Control Power Fault – Bad Cell control board
  4. Cap Share fault – Failing capacitors, bleeder resistor(s), or cell control board
  5. Link or Hub fault – Bad fiber Optic hub card, cable, or connector
  6. Blocking fault:- Failed IGBT (Q1 through Q4) or gate driver issues
  7. Switching fault – Failed IGBT (Q1 through Q4) or gate driver issues
  8. Link fault – Communication failure between Hub control board and cell control board

GET HELP NOW

470-610-2877 (call or text)

help@robicontechsupport.com

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Robicon Power Cell Repair

Bad Power Cells Can be Repaired

Robicon Power Cell Maintenance Options

Don’t take your chances. There are a few options for dealing with medium voltage drive power cells. This article outlines the options and provides pros and cons comparisons to help you decide which option is best for you.

Read EMA, Inc’s Full Article

robicon power cell replace or repair
What Affects Medium Voltage Drive Power Cell Life?

Outside of the unforeseen events such as flooding, major power spikes, and mechanical damage, there are factors that will affect the life of your medium voltage power cells. What are those factors within your control?

Read EMA, Inc’s Full Article

replacing a power cell
How do we know the Cells we Repair are Good?

We have been repairing, refurbishing, and replacing Medium VFDs for more than two decades. We have a testing facility to ensure we get it right before sending cells out into the field.

Tour EMA Inc’s Testing Facility

take a virtual tour of our medium voltage drive testing facility

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470-610-2877 (call or text)

help@robicontechsupport.com

GET HELP NOW

robicon manuals and technical info

Get Those Hard-to-Find Robicon Technical Manuals

We have technical manuals for each generation of Robicon Perfect Harmony drives. Enter your contact details and we will email you instructions so you can download the manual you need.

Robicon Perfect Harmony User Manual

Complete the form to unlock the following documents:

  • NXG Control Manual A1AD19001588V4.0
  • Robicon PH MV VFD Manual 902184v1 0 NBH
  • SINAMICS PERFECT HARMONY GH180
  • Siemens Perfect Harmony fault codes
  • Siemens NextGen Fault codes
  • Gen4 Manual Volume 1
  • Gen4 Manual Volume 2
Download Important User Manuals and Documents

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470-610-2877 (call or text)

help@robicontechsupport.com

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buy Robicon power cells

Robicon Power Cells for Sale

YES! We have refurbished Siemens Robicon Power Cells for sale! We have several different cells in stock and available. Please contact us to confirm availability and price.
Here is a sample list of part numbers we have in stock:
  • 4608C0.140
  • 460F60.13B
  • 460Y83.100
  • A1A10000424.070
  • 460D60.12A
  • A1A31000082.500
  • A1A10000424.140
  • 460D60.02A

GET HELP NOW

470-610-2877 (call or text)

help@robicontechsupport.com

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contact us for Robicon Tech Support

Robicon Perfect Harmony Support and Service

We help people keep their Robicon Perfect Harmony drives up and running. We deal with repairs, replacements, and parts every single day. Let us know how we can help you and we’ll discuss your options and help you decide the best course of action.

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