Submittal Sheet
Table Of Contents
Model ST-2E & ST-3E
Zone Control Panel
385 Hwy. 33
Englishtown, NJ 07726
Ph: 800-446-3110
Fx: 732-446-5362
SUBMITTAL SHEET
P/N 090377A0174 REV. A 01.26.16
CONTROLS INC.
E
W
Excellence Without Compromise
Forced Air Zone Controls
Copyright © EWC Controls 2006 All Rights Reserved
SUBMITTAL FORM
SUBMITTED BY:
JOB:
ARCHITECT:
ENGINEER:
CONTRACTOR:
LOCATION:
SPECIFICATIONS
INPUT VOLTAGE: 24Vac 50/60 Hz Listed
TRANSFORMER 40-60Va MAX. NEC Class 2.
POWER DRAW: Max 14 VA @ 24VAC.
OVER-CURRENT PROTECTION: 2.5 amp
or 60VA.
WIRING: 18awg solid copper wire. Do not use
stranded wire. Shielded cable is unnecessary.
KNOCKOUTS: 3/4” available at Top, Bottom &
Back of molded Impact Resistant Housing.
TEMPERATURE: -20° to 160°F (-29° to 71°C).
HUMIDITY: 0% - 95% RH Non-Condensing.
10.00”
1.70”
9.875”
CONTROLS INC.
E
W
FEATURES
NUMBER OF ZONES:
2 - 3 Zones, Expandable to 4, 5 or 6 zones, by twinning two ST series panels together.
COMPATIBLE EQUIPMENT:
Gas/Electric/Hydro – 1 Stage Heating and 1 Stage Cooling.
COMPATIBLE SINGLE STAGE Heat / Cool THERMOSTATS:
Zone 1 (Master) Thermostat MUST have separate “O” and “B” Terminals.
Zone 2 and higher (Slave) Thermostats can be any standard Thermostat.
Heat Pump Thermostats are not compatible with this product.
COMPATIBLE DAMPERS:
EWC Models URD, ND, RSD and SID. Any 24vac 3 wire or 2 wire motorized damper.
ACCESSORIES:
Model CPLS – Coil Protection Lockout Switch (Optional).
ADDITIONAL FEATURES:
On board manual switches can default zone dampers to the “open” or “close” position during idle periods.
NOTE: This product utilizes “O” and “B” circuits as a means to manually control “Changeover” of the HVAC
system from Heating mode to Cooling mode via the Master (Zone 1) Thermostat. This product is not a Heat
Pump controller.
DIMENSIONS: