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680 Series

TAC Erie™ Seasonal Changeover Switch

Model Chart

See TC-2931/2942 for other models.

Specifications

The 680 series low or line voltage changeover

switches are designed to switch a thermostat from

heating to cooling based on a change in supply

water temperature. The 680 series switches can be

mounted on 5/8 in. or 7/8 in. O.D. copper tube or

iron pipe.

Both models are easily mounted to the supply

piping with a simple spring clip included with the

thermostat. Each thermostat also includes the

necessary wire nuts and strain relief bushing.

Features:

• Add-on switch for seasonal change over.

• Includes all necessary parts for installation.

• Snap acting SPDT.

Model No. Voltage

Inductive

Resistive Amps Description

FLA LRA

680-243-5

120 5.8 34.8 10

Standard changeover switch

240 2.9 17.4

680-243-6

120 10.0 60.0

Includes a conduit

connection

240

5.0 30.0

Inputs

Connections Color coded leads, 36 in (914 mm).

Outputs

Mechanical

Changeover temperature range: Below 65 ±5°F white and blue (cool) make, above 83 ±5°F white

and black (heat) make.

Environment

Ambient temperature limits

Shipping and storage: -20 to 176°F (-29 to 80°C).

Operating: 220°F (104°C) fluid at ambient temperature of 125°F (52°C)

Locations NEMA Type 1.

Agency Listings

UL Listed UL-873, Underwriters Laboratories Listed (File #E29653).

CSA Canadian Standards File #LR10281.

General Instructions Refer to F-26932.

680