178B0238
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The 178B0238 is a robust HVAC drive featuring a built-in EN 55011 1A EMC filter and 100% earth fault protection. Manufactured by Danfoss as part of the VLT 6000 HVAC Drives series, it supports input voltages of 200–240V or 380–480V with ±10% tolerance. It includes communication options like DeviceNet and ModBus RTU.
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Product Description:
The 178B0238 is a specialized HVAC drive from Danfoss's VLT 6000 series, constructed with robust engineering. It is tailored for motion control functions in building automation applications such as ventilation equipment. This superior drive operates across dual voltage ranges, supporting both 200 to 240V and 380 to 480V inputs. For flexibility it allows a ±10% tolerance, enabling consistent performance even with minor fluctuations in voltage conditions. This provides exceptional installation flexibility for diverse commercial building electrical systems. The drive excels in sophisticated HVAC installations including variable air volume systems, chiller control applications and complex air handling units. Its design prioritizes communication capabilities that are essential for modern building management systems requiring continuous operation and real-time monitoring.
Advanced safety systems distinguish this drive through integrated 100% earth fault protection that safeguards personnel and equipment from electrical hazards. It also features comprehensive short-circuit protection that prevents damage to both drive and connected motor equipment. The built-in EN 55011 1A EMC filter ensures superior electromagnetic compatibility in sensitive commercial environments populated with electronic control systems and communication equipment. The drive’s support for DeviceNet and ModBus RTU communication protocols enable seamless integration with existing systems, facilitating real-time monitoring, control and data exchange. The drive also comes with a 24V incremental encoder input, enabling dependable feedback for accurate positioning and speed regulation.
The 178B0238 is built to maintain low acoustic emissions that are essential for occupied commercial spaces while providing robust performance in typical building environmental conditions. Its operating temperature ranges should align with standard commercial HVAC equipment specifications for optimal component longevity and system reliability. The unit comes with advanced diagnostic capabilities, reducing unexpected downtime and enabling proactive service scheduling.
Frequently Asked Questions about 178B0238:
Q: What EMC filtering does the 178B0238 provide?
A: The 178B0238 provides built-in EN 55011 1A EMC filter for superior electromagnetic compatibility in sensitive commercial building environments with electronic control systems.
Q: What safety protection does the 178B0238 offer?
A: The 178B0238 offers 100% earth fault protection and comprehensive short-circuit protection, ensuring maximum electrical safety for personnel and connected equipment.
Q: What input voltages does the 178B0238 support?
A: The 178B0238 supports dual input voltages of 200–240V and 380–480V with ±10% tolerance, providing exceptional installation flexibility across international electrical systems.
Q: What communication protocols does the 178B0238 include?
A: The 178B0238 includes DeviceNet and ModBus RTU communication protocols for seamless integration with building management systems and real-time monitoring capabilities.
Q: What encoder input does the 178B0238 feature?
A: The 178B0238 features 24V incremental encoder input for precise feedback control in applications requiring accurate positioning and speed regulation.
