FEATURES/BENEFITS

• Industry standard package

• Internal MOV (certain models)

• Control LED (certain models)

• AC or DC control available

• Excellent thermal performance

• Tight zero-cross window for low EMI

• High immunity to surges

DESCRIPTION

The Series ST single-phase relays are designed for

high-power applications. The design incorporates an

SCR or triac output. The Series ST relays utilize

optical isolation to protect the control from load

transients. Control LED is available on certain models.

All Series ST relays are zero crossing. Internal MOV is

also available on ST24D 25A and 50A models.

APPLICATIONS

• Heating control

• Industrial and process control

• On/Off controls of AC equipment

APPROVALS

All models are UL recognized.

UL File Number: E128555.