134F4257 Danfoss VLT FC-102 HVAC Drive 200 KW / 300 HP, 380 - 480 VAC, IP20

Why Choose the Danfoss 134F4257 VLT HVAC Drive FC-102?

The Danfoss 134F4257 is a high-power VLT® HVAC Drive FC-102 variable frequency drive designed for precise motor control in heating, ventilation, air conditioning and refrigeration applications. As part of the professional Danfoss VLT HVAC Drive FC-102 series, it is engineered to deliver dependable speed regulation, efficient operation and robust performance in demanding commercial and industrial HVAC systems.

This drive provides dedicated HVAC functionality for controlling large fans, pumps and compressors while helping reduce energy consumption, mechanical stress and operating costs. With a graphical local control panel, coated PCB protection, integrated RFI filtering and an IP20 chassis format, the Danfoss 134F4257 is suitable for high-power panel installations requiring reliable performance and straightforward commissioning.

With a rated output power of 200 kW / 300 HP and a three-phase 380-480 V AC supply, the Danfoss 134F4257 is designed for large HVAC motor control applications. Its IP20 / chassis enclosure and frame size D4H construction make it ideal for installation inside electrical panels, control cabinets and professional plant room systems.

Key Advantages

• High-power VLT HVAC Drive FC-102 for demanding HVAC motor applications.
• 200 kW / 300 HP motor power rating suitable for large fan, pump and compressor systems.
• Three-phase 380-480 V AC input for commercial and industrial power supplies.
• IP20 / chassis enclosure designed for panel and cabinet installation.
• RFI class A1 (C2) filter for electromagnetic compatibility.
• Coated PCB for improved protection in challenging operating conditions.
• Graphical local control panel for straightforward setup, monitoring and commissioning.

Key Features

• Danfoss VLT® HVAC Drive FC-102 series.
• 200 kW / 300 HP rated output power.
• Three-phase 380-480 V AC mains supply.
• IP20 / chassis enclosure.
• RFI class A1 (C2) filter.
• No brake chopper configuration.
• Graphical local control panel included.
• Coated PCB construction.
• No mains option configuration.
• Standard cable entries.
• No A option, No B option, No C1 option and No D option.
• Frame size D4H for high-power HVAC applications.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC-102
• Model / type code: FC-102N200T4E20H4XGCXXXSXXXXAXBXCXXXXDX
• Product code / SKU: 134F4257
• Product type: HVAC variable frequency drive / frequency converter
• Rated output power: 200 kW / 300 HP
• Supply voltage: 380-480 V AC
• Input phases: Three phase
• Apparent power: 274 kVA
• Continuous current: 395 A
• Intermittent current: 435 A
• Power loss: 4109 W
• Enclosure rating: IP20 / chassis
• RFI filter: RFI class A1 (C2)
• Brake option: No brake chopper
• Control panel: Graphical local control panel
• PCB coating: Coated PCB
• Mains option: No mains option
• Adaptation A: Standard cable entries
• Adaptation B: No adaptation
• A option: No A option
• B option: No B option
• C1 option: No C1 option
• D option: No D option
• Software release: Latest release standard software
• Frame size: D4H
• Dimensions (H × W × D): approx. 1122 × 350 × 375 mm
• Depth with option A/B: approx. 375 mm
• Net weight: approx. 102 kg
• Gross weight: approx. 117 kg
• EAN: 5710107441099

Efficient Motor Control for Large HVAC Systems

Variable frequency drives such as the Danfoss VLT HVAC Drive FC-102 regulate motor speed by adjusting the output frequency and voltage supplied to the motor. This allows HVAC equipment to respond to actual system demand rather than running continuously at full speed, helping to reduce energy use, noise, mechanical wear and unnecessary operating costs.

The FC-102 range is purpose-built for ventilation, heating and refrigeration applications. With its 200 kW output rating, IP20 chassis format, RFI class A1 (C2) filtering, graphical control panel, coated PCB and no mains option configuration, the Danfoss 134F4257 provides a dependable motor control solution for large plant rooms, building services systems and industrial HVAC installations.

Typical Applications

• Large HVAC fan speed control systems.
• High-capacity air handling units and ventilation equipment.
• Commercial heating and cooling systems.
• High-power pump control in building services installations.
• Refrigeration and compressor-related applications.
• Major plant room motor control and energy optimisation projects.
• Industrial HVAC and facilities management systems.

Trusted by HVAC Engineers and Building Services Professionals

Danfoss VLT HVAC Drive FC-102 drives are widely used by building services engineers, HVAC contractors and industrial maintenance teams to deliver efficient motor control, reliable operation and improved HVAC system performance.