FRIEDRICH Hazardgard - SH20M50B-KT
For more than 30 years, industrial professionals have trusted Hazardgard to deliver safe and reliable cooling in the most extreme conditions. Hazardgard is specifically designed to cool laboratories, control rooms, living quarters, storage areas and other enclosures situated in hazardous locations; where specific volatile flammable liquids or gases are handled or used within enclosed containers or systems.
Performance in Extreme Conditions
Hermetically sealed reciprocating compressor is cooled during the refrigeration cycle, which allows the unit to tolerate higher outdoor temperatures up to 130 F/55 C. Equipped with hot gas bypass for cooling operation at low ambient temperatures, down to 45 F/7 C without freezing.
Durability & Reliability
Robust engineering, commercial grade components and extensive field testing provide the durability and safety required in hazardous locations.
Meets T4 Temperature Classification
Unit surface temperatures will not rise above 275(degree)F/135(degree)C. Hazardgard can tolerate higher outdoor temperatures up to 130(degree)F/55(degree)C. Unit will operate at low ambient conditions without freezing at outdoor ambient temperatures as low as 45(degree)F/7(degree)C.
Specifications
| Model |
SH20M50B |
| Operation |
Cool only |
| Cooling BTU |
21000/19100 |
| Reverse Heating BTU |
--- |
| Voltage |
240/220 |
| EER |
8.8/8.8 |
| COP @ 47°F |
--- |
| Cooling Area (Sq Ft.) |
--- |
| Cooling Range |
--- |
| SEER |
--- |
What our Expect Think
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Built for Harsh Conditions – Engineered to perform in hazardous locations, including industrial and commercial settings.
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Explosion-Proof Design – Certified for hazardous environments with sealed components for added safety.
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Powerful Cooling – Delivers 20,000 BTU of cooling power for large spaces in extreme conditions.
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Durable Construction – Corrosion-resistant materials ensure longevity in tough environments.
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Reliable Performance – Maintains efficiency even in high-temperature or high-humidity areas.
Q&A
Q: What is the FRIEDRICH Hazardgard SH20M50B?
A: It’s a heavy-duty, explosion-proof air conditioner designed for hazardous locations, ideal for industrial and commercial applications.
Q: What cooling capacity does it offer?
A: The SH20M50B provides 20,000 BTU cooling power, ensuring reliable performance in extreme conditions.
Q: Is this unit certified for hazardous environments?
A: Yes, it meets stringent safety standards for Class I, Division 2 hazardous locations.
Q: What makes it explosion-proof?
A: It features sealed controls, corrosion-resistant construction, and reinforced components to prevent ignition risks.
Q: Can it be installed in extreme climates?
A: Yes, it’s built for harsh environments, including high-heat and high-humidity areas.
Maintenance Tips
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Clean Filters Regularly – Ensure optimal airflow by washing or replacing filters as needed.
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Inspect Power Supply – Check for secure connections and proper voltage to prevent malfunctions.
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Keep Coils Clean – Remove dirt and debris from condenser and evaporator coils for efficiency.
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Monitor Drainage – Ensure the condensate drain is clear to prevent water buildup.
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Check for Leaks – Inspect refrigerant lines and seals for leaks or damage.
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Test Performance – Run periodic checks to confirm cooling efficiency and noise levels
