Danfoss 175G5527 MCD5-0043B-T5-G1X-20-CV2 Soft Starter
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Product Information
The Danfoss 175G5527 is an MCD 500 VLT Soft Starter motor controller for controlled starting and stopping of three-phase motors. Model MCD5-0043B-T5-G1X-20-CV2 is rated at 43 A for motors up to 22 kW and accepts a 200-525 V AC, three-phase mains supply. It includes an internal bypass contactor, an IP20 enclosure, and an integrated four-line graphical display with programming keypad for local operation and setup.
When commissioning a replacement, the T5 mains classification, CV2 control voltage, 43 A rating, internal bypass configuration, and MCD5-0043B-T5-G1X-20-CV2 model must match the installed unit. The control voltage supports 110-120 V AC or 220-240 V AC. Parameters can be backed up and transferred through the graphical control panel or Danfoss MCT 10 Setup Software, so a spare may require parameter transfer and commissioning before it can run in the machine. Optional fieldbus communication is provided through a Danfoss communication card for Modbus RTU.
For troubleshooting, the graphical control panel shows operating status, trip details, and event logs. The Event Log and Trip Log can record up to 99 events and trip records, while MCT 10 Setup Software supports monitoring, configuration backup, and transfer. Check that the mains and control voltage match the replacement requirements and that the motor-control configuration has been transferred correctly. With IP20 protection, the soft starter is intended for installation inside a suitable electrical control cabinet; repair or a tested exchange unit can be relevant when the installed starter cannot be returned to service through configuration work.
Technical Specifications
| Manufacturer | Danfoss |
| Part number | 175G5527 |
| Model/Type | MCD5-0043B-T5-G1X-20-CV2 |
| Product family | VLT Soft Starter |
| Series | MCD 500 |
| Component type | Motor controller |
| Rated current | 43 A |
| Rated motor power | 22 kW |
| Mains supply voltage | 200-525 V AC, 3-phase |
| Control voltage | 110-120 V AC or 220-240 V AC |
| Digital inputs | 4 |
| Digital outputs | 3 |
| Analog input | 1 PTC thermistor input |
| Analog output | 0-20 mA or 4-20 mA |
| Motor control functions | Adaptive Acceleration Control, Inside Delta, DC injection braking, auto reset, and jog mode |
| Bypass configuration | Internal bypass contactor |
| Local user interface | Integrated 4-line graphical display and programming keypad |
| Serial communication | Modbus RTU via optional fieldbus communication card |
| Event and trip log capacity | Up to 99 events and trip records |
| Ingress protection rating | IP20 |
Programming and Configuration
The integrated graphical control panel and programming keypad support local operation, parameterization, status viewing, and trip review. This allows the MCD5-0043B-T5-G1X-20-CV2 to be configured at the starter without relying solely on a connected control system.
Danfoss MCT 10 Setup Software supports parameter configuration, monitoring, backup, and transfer. For a replacement unit, transfer the required parameter set and confirm that the configuration matches the 43 A, 22 kW motor application and the installed control-voltage arrangement.
The MCD 500 platform supports Adaptive Acceleration Control, Inside Delta connection, DC injection braking, auto reset, and jog mode. These functions should be aligned with the existing machine configuration during spare-unit commissioning.
Communication and System Integration
The starter provides four digital inputs for start, stop, reset, and remote control, together with three digital outputs for relay signaling. A PTC thermistor input supports motor temperature monitoring, and the selectable 0-20 mA or 4-20 mA analog output can provide operating information to a connected control system.
Modbus RTU communication is available through an optional Danfoss fieldbus communication card. The communication option therefore depends on the installed card and must be matched when replacing a unit that is integrated into a fieldbus-controlled panel.
The integrated four-line graphical display and keypad provide local access to operation, parameterization, status information, and trip review. The internal bypass contactor supports operation after the motor reaches operating speed and helps reduce heat generation during full-speed operation.
Diagnostics and Status Indication
The integrated four-line graphical control panel displays operating status, trip details, and event logs. The Event Log and Trip Log can retain up to 99 recorded events and trip records with operational information for troubleshooting.
MCT 10 Setup Software adds monitoring, parameter backup, and parameter transfer functions. During replacement commissioning, compare the transferred configuration with the installed motor-control setup and confirm the applicable mains and control-voltage ranges before returning the machine to operation.
Replacement and Spare Part Considerations
For a matching replacement, compare the Danfoss part number 175G5527 and model MCD5-0043B-T5-G1X-20-CV2 with the installed starter. The 43 A rating, 22 kW motor rating, 200-525 V AC three-phase mains range, CV2 control-voltage option, T5 classification, and internal bypass configuration are key identification points.
A replacement may require parameter transfer before operation. The graphical control panel and MCT 10 Setup Software support backup and transfer, allowing the existing configuration to be moved to the spare during commissioning. Any optional Modbus RTU fieldbus card must also be considered when matching the replacement to the control panel.
The IP20 enclosure requires installation inside a suitable electrical control cabinet. If configuration transfer does not restore operation, repair or a tested exchange unit can provide an alternative to extended downtime; ABC Industrial Parts can support spare preparation and repair or exchange requirements for the Danfoss starter.
Frequently Asked Questions
What is the Danfoss 175G5527?
The Danfoss 175G5527 is an MCD 500 VLT Soft Starter motor controller, model MCD5-0043B-T5-G1X-20-CV2, rated at 43 A for motors up to 22 kW.
What supply voltage does the MCD5-0043B-T5-G1X-20-CV2 use?
The starter accepts a 200-525 V AC, three-phase mains supply. Its CV2 control option supports 110-120 V AC or 220-240 V AC control voltage.
How is a replacement Danfoss 175G5527 configured?
Parameters can be backed up and transferred using the integrated graphical control panel or Danfoss MCT 10 Setup Software. The transferred configuration should match the installed motor-control setup.
Does the Danfoss MCD5-0043B-T5-G1X-20-CV2 support Modbus RTU?
Modbus RTU is available through an optional Danfoss fieldbus communication card. The card must be considered when matching a replacement in a fieldbus-controlled installation.
How does this soft starter support troubleshooting?
The four-line graphical control panel shows operating status and trip details. The Event Log and Trip Log can record up to 99 events and trip records, and MCT 10 Setup Software supports monitoring and configuration transfer.
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Disclaimer:
We are not an authorised distributor of Danfoss.
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