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Thermostats and Controllers
Thermostats and Controllers

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A11 Series

Low Temperature Limit Control

The A11 Series Low-Temperature Limit Controls incorporate a 20' (6 m), vapor-charged sensing element. The A11 Series reacts to the coldest 16" (40.6 cm) section of the control's sensing element. It is suitable for monitoring the trailing face of a coil for freeze protection.


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Features
  • Snap-acting contacts
  • External temperature scale
  • Easy set point adjustment
  • Unaffected by ambient temperature at the control and 4' (1.2m) capillary
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Specifications

Sensing Element:20' (6 m) of 1/8" copper tube

 :Capillary 4' (1.2 m)

Switch:SPST, N.C.

Action:N.C. opens on decrease in temp

Switch Rating:16A @ 120 VAC, 9.2A @ 208 VAC, 8A @ 240 VAC

 :Pilot duty 125 VA @ 24-277 VAC

Range:35° to 45°F (2° to 7°C)

Setpoint Adjust:Slot screwdriver

Differential:

 :A11A 12°F (6.7°C) manual reset

 :A11B 12°F (6.7°C) auto reset

Sensor:R-134A vapor filled

Operating Temperature:0° to 140°F (-18° to 60°C)

 :Element 250°F (121°C) maximum

Dimensions:3"H x 5.4"W x 2.4"D

 :(7.6 x 13.7 x 6 cm)

Weight:1.75 lb (0.79 kg)

Approvals:UL listed, File#SA516; CSA certified, File#LR948

Warranty:1 year

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Certifications




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Products

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