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INSTALLATION
AND USER GUIDE
Product may differ from illustrations.
WARNING
Before installing or using this product, you must read and understand these instructions and keep them for future reference. The manufacturer cannot be held
responsible for anything, and the warranty will be invalid if the installer and the user do not meet these guidelines.
This product must be installed by a qualified person and connected by a licensed electrician in accordance with the electrical codes and building codes
in your area.
Failure to follow these guidelines could result in personal injury, property damage, serious injury and potentially fatal electric shocks.
Protect the unit using the appropriate breakers or fuses, by referring to the information on the nameplate.
Make sure the supply voltage (volts) corresponds to the voltage indicated on the nameplate.
This unit must be grounded.
Turn off the power of the unit at the circuit breaker/fuse before proceeding with the installation, repair and cleaning.
Make sure the device is designed for the intended application (if necessary, consult the product catalog or a representative).
If the power of the unit is insufficient for the size of the house, it will operate continuously; therefore, the product will age prematurely.
Follow the distances and positions indicated in the installation section of this guide.
If the installer or the user changed the unit in any way whatsoever, they will be liable for any damages resulting from this modification and the UL certification could
be voided.
For further information or to consult this guide online, please visit our website at www.stelpro.com
SDHx SERIES (SDHR, SDHI AND SDHF)
SDHXT SERIES (SDHRT, SDHIT AND SDHFT)
This unit complies
with CSA and UL
standards
INSSDHX0622
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Summary of Contents for Stelpro SDHR Series
- Page 1 If the installer or the user changed the unit in any way whatsoever, they will be liable for any damages resulting from this modification and the UL certification could be voided. For further information or to consult this guide online, please visit our website at www.stelpro.com INSSDHX0622...
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Page 2: Mechanical Installation
WARNING This product should not come into contact with a water source and must be protected from splashes. Do not use the unit if any part has been submerged. Also, do not activate or disable the unit when you have your feet in water or wet hands. Since this unit runs hot, there are risks even when the unit is functioning normally. -
Page 3: Important Notes
MINIMUM DISTANCE TO AVOID OVERHEATING VERTICAL FLOW HORIZONTAL FLOW OF THE ELEMENTS DÉBIT VERTICAL DÉBIT HORIZONTAL CONFIGURATION 1 CONFIGURATION 2 CONFIGURATION 3 24'' 24'' 610mm 610mm MINIMUM MINIMUM ELBOW ELBOW BLOWER BLOWER TRANSITION TRANSITION FILTER FILTER DEVANT • SDHR serie All models For all models with F option only. - Page 4 SENSOR (OPTIONAL) AIR FLOW SUPPLY DUCT TEMPERATURE SENSOR VENTILATION DUCT (T OPTION) This sensor must be installed a minimum ELECTRIC COIL distance of 40 in. (100 cm) downstream of the coil according to the air flow direction in the duct, as shown. This sensor measures the air temperature at the coil exit.
- Page 5 GENERAL OPERATION For units not equipped with the optional electronic control, operation is supported by the control installed by the client. Stelpro’s duct heater may include low or high voltage input terminals. Each input activates one or more elements. For more information, please see the wiring diagram supplied with the unit.
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Page 6: Self Mode
ANNEX 2 - CIR-048 CONTROL CONNECTION DUCT IMPORTANT: The electrical hookup to the heating coil controls must be done according to the technical diagram TERMINAL 120-600 Vac POWER included with this device. 1 ph. or 3 ph. BLOCK The CIR-048 electronic control has been designed to receive the heating coil configuration of 1 to 3 power stages. -
Page 7: Electronic Control
ELECTRONIC CONTROL FAN RELAY The electronic control can be configured with an output fan relay (R OPTION). This factory set configuration can be deactivated if needed as following: • Turn on the device and press ▼ at the same time for a few seconds until FAN OFF appears on the electronic control’s user interface. To reactivate this configuration, the following step needs to be done : •... -
Page 8: User Interface
USER INTERFACE MENU STRUCTURE The electronic control is equipped with a user interface that displays the duct temperature, error codes and operating MAIN MENU modes. The main menu displays the air temperature after the coil identified according to the direction of air flow. To navigate between menus, press the MENU button on the user interface. -
Page 9: Code Description
ERROR CODE CHART: CIR-011 AND CIR-017 CODE DESCRIPTION CODE DESCRIPTION RELAY 1 – COIL – DISCONNECTED / GND SHORT CIRCUIT RELAY 1 – ELEMENT – DISCONNECTED RELAY 2 – COIL – DISCONNECTED / GND SHORT CIRCUIT RELAY 2 – ELEMENT – DISCONNECTED RELAY 3 –... - Page 10 24 VAC, 24 VDC, 0-10 V, 2-10 V* *CIR-048 ONLY 24 VAC, 24 VDC, 0-10 V, 2-10 V* *CIR-048 ONLY Please refer to your thermostat’s installation guide to validate the connection. For any connection issues, contact °STELPRO’s Technical Services at 1-844-441-4822. INSSDHX0622...
- Page 11 24V - W3 If 24VAC by coil transformer 24V - R C (-) 0-10V (-) C (-) COMMON - C Please refer to your thermostat’s installation guide to validate the connection. For any connection issues, contact °STELPRO’s Technical Services at 1-844-441-4822. INSSDHX0622...
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Page 12: Maintenance
Moreover, it does not cover the cost of disconnection, transport, and installation. The warranty is limited to the repair or the replacement of the unit or the refund of its purchase price, at the discretion of Stelpro. Any parts re- placed or repaired within the warranty period with the written authorization of Stelpro will be warranted for the remainder of the original warranty period.
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