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RELAYS and
TRANSRORMERS
CLASS 2 TRANSFORMERS – ENERGY LIMITING
Various Standard Congurations of Step Down Transformers
Designed to Power 24V AC Control Systems
FEATURES
• Energy limiting design, unaffected by momentary short circuit.
• Continued short circuit of secondary will cause primary winding to open in 1 to 2
minutes without creating a re hazard.
• Maximum ambient temperature is 150°F.
SPECIFICATIONS
Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. listed
S84Z-401
S84Z-90
S84A-410
Model Primary to Output Terminations
Number Secondary Voltages Rating Line Load
S84Z-401 120/208/240v to 25v 60Hz 40 VA 12” leads 12” leads
SkELETON TYPE WITH VERTICAL & HORIZONTAL CHANNEL FRAMES FOR MOUNTING
Model Primary to Output Terminations
Number Secondary Voltages Rating Line Load
S84-11 120v to 25v 60Hz 40 VA 10” leads Screw terminals
S84Z-90 120/208/240v to 25v 60Hz 40 VA 10” leads Screw terminals
UNIVERSAL MOUNTED TYPES (Plate, Foot or Hub Mount)
Model Primary to Output Terminations
Number Secondary Voltages Rating Line Load
S81-125 120v to 25v 60Hz 40 VA 10” leads Screw terminals
S84A-410 Same as S81-125 except transformer recessed in plate and U.L. recognized.
PLATE MOUNTED TYPES
Model Primary to Output Terminations
Number Secondary Voltages Rating Line Load
S82A-310 120v to 25v 20 VA 10” leads Screw/spade terminals
HUB MOUNT Class 2 Not Wet/Class 3 Wet (C.S.A. Certied and U.L. Listed)
Model Primary to Output Terminations
Number Secondary Voltages Rating Line Load
S84A-310 120v to 25v 40 VA 10” leads Screw/spade terminals
UNIVERSAL MOUNTED TYPES (Plate, Foot or Hub Mount)
Class 2 Not Wet/Class 3 Wet (C.S.A. Certied and U.L. Listed)
CLASS 2
TRANSFORMERS
S84A-310
S82A-310
Indicates Canadian Model Number: call 1-800-305-6953 to order
