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Unico WON1002-C Installation Manual

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ELECTRIC FURNACE
INSTALLATION MANUAL
BULLETIN 30-034

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Summary of Contents for Unico WON1002-C

  • Page 1 ELECTRIC FURNACE INSTALLATION MANUAL BULLETIN 30-034...

  • Page 2: Table Of Contents

    OPTIONAL ADAPTERS AND SPARE PARTS ................... 9 DUCT DESIGN ..........................10 Certified to UL Standard 1995 Conforms to CAN/CSA Standard C22.2 NO. 236 Unico products comply with the European regulations that guarantee product safety. Copyright © 2022 Unico Inc. Page 2...

  • Page 3: Introduction

    Before installing the furnace, inspect the unit provide the installer the necessary information to thoroughly for shipping damage. Check all porcelain properly install the Unico System electric furnaces. The insulators for any breaks and inspect the furnace electric furnaces are designed to provide primary or element wire to see that none have been deformed.

  • Page 4: Mounting

    The circuit breaker can be repositioned for vertical installations, if needed, so that Figure 4. U1218 Electric Furnace Mounting the switch is in the down position when turned off. Copyright © 2022 Unico Inc. Page 4...
  • Page 5 1" (25mm) O.D. washers Fiberglass Reducer Plenum Adapter UL 181A-M IL00381a.cvx Mastic Closure Figure 6. Start Collar Installation Figure 8. Square Duct Installation (Furnace shown with optional square plenum adapter) Page 5 Copyright © 2022 Unico Inc.
  • Page 6 The 15 and 20 kW single phase heaters have two heater DO NOT provide over current protection of the circuit breakers because most residential codes limit supply wiring. Copyright © 2022 Unico Inc. Page 6...
  • Page 7 (Option 2) All furnaces below 20 kW are internally wired to Blower control box mounting. When using a Unico provide 5 kW of defrost heat. The 20 kW furnace electric furnace, mount the blower control box on top of provides 10 kW of defrost heat.

  • Page 8: Special Wiring For Heat Pumps

    Use outdoor thermostat to limit last stage element output of the furnace at other voltages. For units using the Unico Smart Control Board (SCB), Table 3. Furnace Capacity Factor at other voltages no outdoor thermostats are required. The Unico SCB...

  • Page 9: Optional Adapters And Spare Parts

    7-inch [178 mm] Round A01007-G01 9-inch [228 mm] Round A01007-G02 10-inch [254 mm] Round A01007-G03 * 6.5-inch [165 mm] Square A01008-G01 8.5-inch [216 mm] Square A01008-G02 9.5-inch [241 mm] Square A01008-G03 * *Included with unit Page 9 Copyright © 2022 Unico Inc.

  • Page 10: Duct Design

    0.42 (104.6) 0.57 (141.9) 0.71 (176.8) 1150 (543) 0.26 (64.7) 0.44 (109.6) 0.60 (149.4) 0.75 (186.8) 1200 (566) 0.27 (67.2) 0.47 (117.0) 0.63 (156.9) 0.80 (199.2) 1250 (590) 0.28 (69.7) 0.49 (122.0) 0.67 (166.8) 0.84 (209.2) Copyright © 2022 Unico Inc. Page 10...
  • Page 11 Revision) WON1504 WON0202, WON0502, WON0752, WON1002, A01013-001 Contactor, 1-pole All Revisions WON1502, WON2002, WON1504 WON2002, WON0504, WON0754, WON1004, A01013-002 Contactor, 2-pole All Revisions WON1504 Fan Interlock A00802-003 All Revisions All WON models Relay Page 11 Copyright © 2022 Unico Inc.
  • Page 12 Original Circuit Breaker, 3- A01051-335 WON0754 pole, 35A Revision Original Circuit Breaker, 3- A01051-340 WON1004 pole, 35A Revision Original Circuit Breaker, 3- A01051-360 WON1504 pole, 35A Revision Table 8 (cont.). Spare parts list Copyright © 2022 Unico Inc. Page 12...
  • Page 13 Section, Element, WON2002-B, WON2002EB, WON0502-C, A02401-G13 B , C Single, 4.8kW WON0502EC, WON1002-C, WON1002EC, WON1502-C, WON1502EC, WON2002-C, WON2002EC Jumper Bar, 4- A01241-001 All WON models pole Jumper Bar, 6- A01241-002 WON1502-C, WON2002-C pole Page 13 Copyright © 2022 Unico Inc.
  • Page 14 EL00170c.cvx WON0502-C - 25 A. Circuit Breaker GROUND LUG GRN/YEL CONDUIT D S1 S2 C G L1 L2/N 24VAC 240VAC To Blower Figure 17. Internal Wiring Diagram for WON0202-C, and WON0502-C. (Single phase) Copyright © 2022 Unico Inc. Page 14...
  • Page 15 EL00102c.cvx WON1002-C - 50 A. Circuit Breaker GROUND LUG GRN/YEL CONDUIT D S1 S2 C G L1 L2/N 24VAC 240VAC To Blower Figure 18. Internal Wiring Diagram for WON0752-C and WON1002-C. (Single phase) Page 15 Copyright © 2022 Unico Inc.
  • Page 16 DELAY ON 240V FUSE LINK *L 165 ELEMENT #3 GROUND LUG GRN/YEL CONDUIT EL00103d.cvx D S1 S2 C G L1 L2/N 24VAC 240VAC To Blower Figure 19. Internal Wiring Diagram for WON1502-C. (Single phase) Copyright © 2022 Unico Inc. Page 16...
  • Page 17 DELAY ON 240V FUSE LINK *L 165 ELEMENT #4 GROUND LUG GRN/YEL CONDUIT EL00104d.cvx D S1 S2 C G L1 L2/N 24VAC 240VAC To Blower Figure 20. Internal Wiring Diagram for WON2002-C. (Single phase) Page 17 Copyright © 2022 Unico Inc.
  • Page 18 Bulletin 30-034.009 Figure 21. Internal Wiring Diagram for WON0504-C, WON0754-C, and WON1004-C (3 Phase) Copyright © 2022 Unico Inc. Page 18...
  • Page 19 GROUND LUG CONTACTOR RECTIFIER 9 SEC. DELAY ON CONDUIT D S1 S2 L1 L2/N *L 165 FUSE LINK ELEMENT #3 24VAC 240VAC To Blower EL00106e.cvx Figure 22. Internal Wiring Diagram for WON1504-C (3 Phase) Page 19 Copyright © 2022 Unico Inc.