Residential Comfort/Combustion : Electrical Components : Transformers : AT72 : AT72D1683/U
40VA, universal mount (foot, plate, clamp) 120Vac transformer
Overview
Honeywell 40 VA transformers power 24V systems including thermostats, gas valves and relays.
Features
- Override protection
- Color-coded lead wires for primary connections
- Energy limiting and meets NEMA Standard DC20-1992
- Transformers are marked NEMA Type D enclosure
- Meets NEC Class 2 not wet, Class 3 wet and UL 1585 requirements
Product Specifications
- Dimensions (in.)
- 3 7/32 in. high x 2 7/32 in. wide x 3 1/16 in. deep
- Dimensions (mm)
- 81.8 mm high x 56.4 mm wide x 77.8 mm deep
- Temperature Range (F)
- -20 F to +105 F
- Temperature Range (C)
- -29 C to +41 C
- Mounting
- Can be foot mounted, plate mounted on 4 x 4 in., 4 in. octagon, or 2 x 4 in. electrical boxes (transformer all above plate or 3/4 above plate); or clamp mounted via a junction box knockout.
- Electrical Ratings
- Primary voltage--120 Vac; Secondary voltage--26.5 V.O.C.
- Frequency
- 50 Hz; 60 Hz
- Approvals, Underwriters Laboratories Inc.
- UL Component Recognized.
- Approvals, CSA
- Certified
- Tradeline Value
- Super Tradeline
- NEMA Rating
- NEMA type D
- Approvals, N.E.C.
- NEC Approved.
- Electrical Connections (Primary)(in.)
- 9 in. leadwires
- Electrical Connections (Primary)(mm)
- 229 mm leadwires
- Electrical Connections (Secondary)(in.)
- (2) screw terminals
- Electrical Connections (Secondary)(mm)
- (2) screw terminals
- Electrical Ratings, Output
- 24 Vac at 40 VA
Residential Comfort/Combustion : Electrical Components : Transformers : AT72 : AT72D1683/U
40VA, universal mount (foot, plate, clamp) 120Vac transformer
Overview
Honeywell 40 VA transformers power 24V systems including thermostats, gas valves and relays.
Features
- Override protection
- Color-coded lead wires for primary connections
- Energy limiting and meets NEMA Standard DC20-1992
- Transformers are marked NEMA Type D enclosure
- Meets NEC Class 2 not wet, Class 3 wet and UL 1585 requirements
Product Specifications
- Dimensions (in.)
- 3 7/32 in. high x 2 7/32 in. wide x 3 1/16 in. deep
- Dimensions (mm)
- 81.8 mm high x 56.4 mm wide x 77.8 mm deep
- Temperature Range (F)
- -20 F to +105 F
- Temperature Range (C)
- -29 C to +41 C
- Mounting
- Can be foot mounted, plate mounted on 4 x 4 in., 4 in. octagon, or 2 x 4 in. electrical boxes (transformer all above plate or 3/4 above plate); or clamp mounted via a junction box knockout.
- Electrical Ratings
- Primary voltage--120 Vac; Secondary voltage--26.5 V.O.C.
- Frequency
- 50 Hz; 60 Hz
- Approvals, Underwriters Laboratories Inc.
- UL Component Recognized.
- Approvals, CSA
- Certified
- Tradeline Value
- Super Tradeline
- NEMA Rating
- NEMA type D
- Approvals, N.E.C.
- NEC Approved.
- Electrical Connections (Primary)(in.)
- 9 in. leadwires
- Electrical Connections (Primary)(mm)
- 229 mm leadwires
- Electrical Connections (Secondary)(in.)
- (2) screw terminals
- Electrical Connections (Secondary)(mm)
- (2) screw terminals
- Electrical Ratings, Output
- 24 Vac at 40 VA
