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Environmental & Combustion Controls
AT40A1121
Foot mounted 120 Vac Transformer with 9 in. lead wires

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Overview
Power a 24V control system; for direct mounting, or horizontal or vertical foot-mounting.

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Features

• Channel frame mounting feet and slots allow for the three mounting positions.
• Color-coded leadwires for primary connections.
• Overload protection provided.
• Energy limiting, meet NEMA DC20-1992 Standard. Marked NEMA Type D.
• Meet NEC Class 2 not wet, Class 3 wet and U.L. 1585 requirements.
• Mount within proper enclosure.
Product Specifications  Back To Top
Description Foot mounted 120 Vac Transformer with 9 in. lead wires
Electrical Ratings -Primary Voltage 120 Vac
Electrical Ratings -Secondary Voltage 26.5 V.O.C.
Frequency 60 Hz
Frequency 50 Hz
Mounting Channel Frame Mounting allows for Direct, Horizontal, or Vertical Foot mounting.
NEMA Rating NEMA type D
Electrical Connections (Primary)(in.) 9 in. color coded primary and secondary leadwires
Electrical Connections (Primary)(mm) 229 mm color coded primary and secondary leadwires
Electrical Connections (Secondary)(in.) 9 in. color coded primary and secondary leadwires
Electrical Connections (Secondary)(mm) 229 mm color coded primary and secondary leadwires.
Electrical Ratings -Output 24 Vac at 40 VA
Dimensions (in.) 2 3/32 in. high x 2 5/8 in. wide x 2 3/16 in. deep
Dimensions (mm) 53 mm high x 67 mm wide x 56 mm deep
Temperature Ratings (F) -20 F to +105 F
Temperature Ratings (C) -29 C to +41 C
Approvals, Underwriters Laboratories Inc UL Component Recognized.
Approvals, Canadian Standards Association Certified
Tradeline Value Tradeline

Literature and other Resources Download Back To Top
Installation Instructions - (AT40 AT Transformers)
Product Data - (AT40 Transformers)
Transformer for powering 24 volt systems Main(Photo_BW - Web Quality Image)
Transformer for powering 24 volt systems Main(Photo_BW - Print Quality Image)
Transformer for powering 24 Volt Systems Main(Photo_BW - Web Quality Image)
AT20 AT40 NEMA Standard Universal Transformers Ad Slick(LineArt)
AT20 AT40 NEMA Standard Universal Transformers Ad Slick(LineArt - Web Quality Image)
Transformer Main(Photo_BW - Web Quality Image)
Transformer Main(Photo_BW - Print Quality Image)
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