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NA 044

DIN Standards Committee Refrigeration Technology

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Documents withdrawn without replacement of NA 044

Number: 7

DIN 3161 2025-12-31 Elbow valves for refrigerant circuits; nominal pressure 25 bar More  Comment 
DIN 3160 2025-12-31 Through-valves for refrigerant circuits, nominal pressure 25 bar More  Comment 
DIN 3162 2025-12-31 Screwed caps for valves for refrigerant circuits, nominal pressure 25 bar More  Comment 
DIN 3163 2025-12-31 Control through valves for refrigerant circuits, nominal pressure 25 bar More  Comment 
DIN 3164 2025-12-31 Position indicator for valves for refrigerant circuits More  Comment 
DIN 3159 2025-12-31 Assembling dimensions of flanges for fittings for refrigerating installations up to nominal pressure 25 More  Comment 
DIN 3168 2026-01-31 Coolers for distribution boxes; concepts testing, marking More  Comment 

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