Tekmar Controls 302P Switching Relay – 2 Zones w/ Priority Time-Limited

The Tekmar Controls 302P is a switching relay designed for zoned hydronic heating systems. This relay connects two thermostats and operates circulators to deliver heating efficiently. The first zone can have priority, allowing it to heat an indirect domestic hot water tank. The device includes features to prevent circulator issues and allows for energy savings through optional post-purge operations.

• Connects up to two thermostats
• Includes features for energy efficiency
• Supports optional post-purge operation

Product Highlights

This relay is CSA approved and compatible with low voltage thermostats. It has safety features such as fuses to protect the system and includes LEDs for operational clarity.

Product Information

Standard Information

• Brand: Tekmar Controls
• MPN: 302P

Technical Specifications

• Power Supply: 115 V (ac) ±10%, 60 Hz, 11 A
• Transformer: 40 VA, expandable to 80 VA
• Approvals: CSA C US
• Ambient Conditions: Indoor use, 32 to 122°F, RH 90% non-condensing
• Enclosure Material: ABS plastic cover, galvanized steel base
• Weight: 4.695 lbs
• Dimensions: 11.55 inches depth, 8.45 inches width, 2.8 inches height