Miniature thermal protector ST01 series

snap-action

These snap action thermal protectors offer exceptional performance in an extremely small package. Designed as an economical solution, especially for motor, transformer, and lighting applications up to 5 amps, 250 VAC. The round, low-profile design fits perfectly for on-winding protection. Available in a variety of configurations to meet the requirements of many different applications. A self-hold model is available for applications requiring an additional level of protection. An internal heat source holds the circuit open until power is disconntected. Features •Snap action design, quick break/quick make switching action. •Preset calibration temperature, not adjustable in the field. •Brass case provides good thermal conductivity. •Case is electrically alive. Multiple insulation options are available. •Standard #22 ga. Silicone rubber insulated lead wires. Other materials available upon request. Contact Ratings ________________________________________ Model STO1 •5 Amps 250 VAC •Maximum operating voltage: 60 VDC, 500 VAC Calibration Range ________________________________________ •Available with nominal calibration temperatures from 60ºC to 160ºC •Standard calibration tolerance is ± 5ºC Applications Motors, transformers, lighting, coils, electronics Approvals This model has been evaluated under the components programs by UL and TUV. Please contact us for further details.