Caleffi Z-One™ - Zone Switching Relay - Three Zones - Expandable

Model: ZSR103 Item Number: 102879

Overview for Caleffi ZSR103

The Caleffi ZSR103 is a multi-zone switching relay operated by low voltage thermostats or controllers. Controlling up to three zone pumps and a primary pump, the ZSR103 is a convenient solution for pump control in multi-zone hydronic heating systems. The ZSR103\'s installer friendly design saves time and money while its durable build ensures proper operation for years to come.

• Installer Friendly


• The Caleffi ZSR103 features ample room for terminations, large screw terminals, an automatic resettable fuse and snap-in transformers to make installation a breeze.


• Versatile


• With three selectable 120 VAC auxiliary switches, dedicated pump outputs and unlimited zone expansion, the ZSR103 is an incredibly versatile unit in a small package.


• Universal Compatibility


• The ZSR103 features configurable pump logic along with the ability to connect to 2, 3 and 4 wire zone valves and thermostats.


• Additional Features


• Primary pump output


• Three dry contacts for enabling boilers and pumps


• Selectable priority, pump exercise, post purge zone, remote enable and primary pump status with DIP switches


• Twelve 1/2\" electrical knockouts


• LED function lights

Specifications

Overview

Product Category
Thermostats and Controls



UPC
8016615438116


General Information

Product Line
Z-One



Product Category
Thermostats and Controls



Number of Zones 

3


Electrical Data

Voltage
120 Volts



Phase
1



Frequency
60 Hz



Maximum Load
12 Amps


Dimensions

Product Height
9 1/4 Inches



Product Width
11 Inches



Product Depth
3 Inches



Product Weight
2 Pounds

*OVERSTOCK PRODUCTS - NO WARRANTY AVAILABLE CONTACT MANUFACTURER FOR ANY QUESTIONS REGARDING PRODUCT