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HVAC / Shenzhen Retrofit

HVAC VFD Heat Pump Plant Room Control Application

VectorTech delivered cabinet solution design, component integration, wiring production, and power-on inspection for a variable-frequency HVAC heat pump plant room control application.

Client
Confidential industrial facility
Industry
HVAC / heating, ventilation, and air conditioning
Project Region
Shenzhen, China
Main Brands / Systems
Siemens PLC / Siemens VFD / Siemens LV

Scope of Work

  • VFD and PLC control cabinet scheme design for HVAC plant-room equipment.
  • Component integration, internal wiring production, and cabinet assembly.
  • Power-on testing and pre-delivery checks for the completed control cabinet.

Engineering Highlights

  • PLC and VFD architecture supports controlled pump / heat-pump equipment operation.
  • Terminal, wiring, and component layout prepared for plant-room maintenance conditions.
  • Cabinet build focuses on clean wiring routes, reliable grounding, and serviceable component access.

Inspection & Delivery

  • Assembly and wiring reviewed against the cabinet design before power-on.
  • Power-on inspection performed to verify basic electrical readiness.
  • Project photos document cabinet appearance, wiring details, and production progress.

Project Photos

Workshop & Site Gallery

Photos are from the customer's supplied project folders and are presented as practical reference images for cabinet layout, wiring, integration, and commissioning discussion.

HVAC VFD control cabinet exterior
PLC and VFD cabinet assembly
Cabinet terminal and wiring detail
Control panel wiring detail
Electrical cabinet component layout
Phoenix Contact terminal wiring
VFD cabinet production detail
Power-on inspection preparation
Completed HVAC control cabinet

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