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Heavy duty 20 & 30 VA Electrical Transformers
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20 & 30 VA Transformer

HCT Series
Transformers change one AC voltage to another by magnetic induction. Hartland Controls produces transformers with primary and secondary voltage up to 250 VA. Our heavy-duty transformers are used in a variety of applications, including HVAC, water pumps, pool and spa, food service and electronics. We carry extensive inventory to meet delivery schedules.
Features
Nomenclature
Specifications
Lead Features
Mounting Options
Downloads
Features
  • UL/CUL recognized 5085 – File No. E223730,
    Class 2, 3 or File No. E243953,
    General Purpose
  • Consult Hartland Controls for specific requirements not
    shown in catalog.
Nomenclature

Representative configurations listed below, please contact support for additional options.

Primary-Secondary​ Voltage20 VA30 VA
120-24HCT-01C0WWHCT-01P0WW
240-24HCT-02C0WWHCT-02P0WW
277-24HCT-03C0WWHCT-03P0WW
480-24HCT-04C0WWHCT-04P0WW
208/240-24HCT-09C0WWHCT-09P0WW
120/208/240-24HCT-05C0WWHCT-05P0WW

*WW signifies any mounting and/or termination configuration available for each model.

Specifications
Wire Size

All leads are 18 AWG stranded 2/64″ insulation thickness.

Quick Connect Size

Standard male quick connect terminals are .250 x .032.
Optional .187 x .020 available

Frequency

50/60 HZ

Insulation System

130°C Class B

Lead Features
Primary Lead Features
VoltageCommon120240277480575
ColorBlackWhiteOrangeBrownBlack/RedGrey
Lead Length12"12"12"12"12"12"
Strip Length1/2"1/2"1/2"1/2"1/2"1/2"
Secondary Lead Features
VoltageCommon24
ColorBlueYellow
Lead Length12"12"
Strip Length1/2"1/2"
Mounting Options
Strap Mounting Bracket
Mounting
Code		Dimensions
ABC
012.81 [71.4]0.19 [4.8]0.03 [0.8]
023.56 [90.4]0.19 [4.8]0.03 [0.8]
033.13 [79.5]0.19 [4.8]0.03 [0.8]
042.81 [71.4]0.19 [4.8]0.06 [1.5]
053.13 [79.5]0.19 [4.8]0.06 [1.5]
143.56 [90.4]0.19 [4.8]0.06 [1.5]
Lay Down Mounting Bracket
Mounting
Code		Dimensions
ABC
063.13 [79.5]0.19 [4.8]0.05 [1.3]
073.56 [90.4]0.19 [4.8]0.05 [1.3]
092.81 [71.4]0.19 [4.8]0.05 [1.3]