Potter Electric Signal PE-STR

Key Features

• Room temperature switch for dry pipe valve freeze protection
• Automatic operation when temperature drops below threshold
• Wall or surface mounting with white ABS housing
• SPST normally-open configuration
• Simple vent hole design - no maintenance beyond clearing vents

Technical Specifications

• Temperature Trigger: 40°F (4.5°C) and below
• Operating Range: 40°F to -5°F (-20°C to -15°C)
• Contact Type: Single Pole Single Throw (SPST), Normally Open (N.O.)
• Voltage Rating: 24 Volt DC operation
• Current Rating: 1 Ampere
• Housing: White ABS plastic, screw terminal connections
• Mounting: Wall or surface mount with vent hole design
• Testing: Circuit cooler spray for functional testing, or 40°F ± 5°F exposure for accurate testing

Certifications

• Compliant with NFPA 13 and 72 requirements
• Listed for sprinkler system temperature supervision