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The McDonnell & Miller 157S-R-M (Part Number 177306) is a heavy-duty
instantly interrupting the circuit during a locked rotor condition or voltage fluctuation to prevent catastrophic failure of the commercial refrigeration compressor motor
This assembly is standard in hundreds of variable speed air handlers and furnaces
Always cross-reference your specific model number with the manufacturer’s technical data to verify a match
This blade is a CW rotation unit
Siemens Building Technology 599-10362 Valve 323055-751 The McDonnell & Miller 157S-R-MThe Siemens 599 10362 is a high performance three way ball valve designed for precise flow control in demanding hydronic systems. This 1 inch NPT ball valve features a 16 Cv rating and is optimized for the regulation of hot or chilled water, as well as glycol solutions up to 50 percent. Engineered with a modified equal percentage flow characteristic, this valve mirrors the heat transfer curve of coils to ensure linear performance in air handlers, fan