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category:
Refrigeration
country_of_origin:
US
manufacturer:
Robertshaw
mpn:
A30-1977
subcategory:
Controls
The Ranco A22, A30 and 9530 Series Constant Differential Temperature Controls are designed to switch electrical components of refrigeration systems in response to sensed temperatures.
Features and Benefits:
- Laser-welded stainless steel bellows
- Fixed or adjustable temperature settings
- High-amperage contacts
- Pneumatic action provided by vapor-filled capillary or capillary with bulb sensing elements
- Constant On or Off positions available
- Choice of mounting brackets, adjustment ranges and cams, and slotted or flatted shafts
- Standard 1/4 quick-connect terminals with optional screw terminals
Additional Information
Additional Information
Series ApplicationA30 Series Constant Differential Control with Dial
SwitchSPST
CommentsNon stock special order
Capillary Length24"
Differential10°F
OEM Part Number308352
Normal Off14°F
Normal On24°F
Warm On30°F
Off PositionYes
Adjust TypeScrewdriver
OEMStar Cooler (Hussmann)