TRANSFORMER APPLICATIONS

Thermal controls in this category are used for the protection of the primary or secondary of a transformer coil or power supply. These thermal controls function by sensing an increase in temperature or an increase in current, or a combination of both.

Model Type Contact Ratings *
A & AA Creep Action 4 Amps/120 VAC
2 Amps/240 VAC
A1 & AA1 Creep Action 2 Amps/120 VAC
A1R & AA1R Creep Action 2 Amps/120 VAC
-A2 & -AA2 Creep Action 5 Amps/120 VAC
2 Amps/240 VAC
A2 & AA2 Creep Action 5 Amps/120 VAC
2 Amps/240 VAC
A2R & AA2R Creep Action 5 Amps/120 VAC
2 Amps/240 VAC
B Creep Action 6 Amps/120 VAC
3 Amps/240 VAC
C & CH Creep Action 5 Amps/120 VAC
2.5 Amps/240 VAC
C & CR Creep Action 5 Amps/120 VAC
2.5 Amps/240 VAC
F Series Snap Action 12 Amps/120 VAC
8 Amps/240 VAC
FC Series Snap Action 12 Amps/125 VAC
8 Amps/250 VAC
G & GR Creep Action 4 Amps/120 VAC
2 Amps/240 VAC
J Series Snap Action 15 Amps/120 VAC
10 Amps/240 VAC
JC Series Snap Action 22 Amps/115 VAC
8 Amps/250 VAC
J(S) Snap Action ** 15 Amps/120 VAC
10 Amps/240 VAC
J(S)C Snap Action ** 22 Amps/115 VAC
8 Amps/250 VAC
K & KR Creep Action 4 Amps/120 VAC
2 Amps/240 VAC
L Creep Action 8 Amps/120 VAC
4 Amps/240 VAC
R Creep Action 6 Amps/120 VAC
3 Amps/240 VAC
ST01 Snap Action 5 Amps/250 VAC
W Series Snap Action 50 Amps/120 VAC
37 Amps/240 VAC

*See individual data sheets for additional information and links to a complete listing of  contact ratings.

** Self-Hold Characteristics