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Fig. 10 — TB10 Locations and Connections (STD SCCR Only)

Fig. 11 — High SCCR Single Point Box Assembly — Rain Shield

HEATER

363A00

Rain Shield

Terminal Block
 Access Hole

Attach Rain Shield 
With (3) Screws
Thru Back Of SPB Box

Fuse Block 
Access Cover

Add Seal Strip To Assembly 
Prior To Installing Into Unit

Wire Tie or Grommet 
For ODF, Crankcase 
Heater or Other Wires

NOTE: Due to length, some component wiring may need to be disconnected and rewired throught the rain shield grommet.

Summary of Contents for CRHEATER101A00

Page 1: ...nnect Field Power Supply 11 INSTALLING ELECTRIC HEATER STD SCCR AND HIGH SCCR UNITS LARGE CABINET INSTALLATION 21 Check Sales Packages 21 Disconnect Field Power Supply 21 Install Single Point Box CRSI...

Page 2: ...on Contact your local representative on current offerings WARNING Failure to follow this caution could result in personal injury or death Turn off all power to unit and install lockout tag Power can c...

Page 3: ...be Clamp 1 Seal Strip CRSINGLE038A00 QUANTITY CONTENTS 1 Single Point Box Housing Assembly Height 18 in 449 mm 1 Terminal Block Fuse Holder 1 Fuse Block 6 Fuses 60 A Class RK5 1 Power Distribution Har...

Page 4: ...Class RK5 1 Power Distribution Harness 3 Conductors Tap 10 1 Rain Shield With Conduit Seal 8 Screws 10 x 1 2 In 7 Wire Ties 1 Seal Strip Table 4 Single Point Box Kits cont CRSINGLE047A00 QUANTITY CON...

Page 5: ...rews 8 x 1 2 in 1 Rain Shield Small 1 Rain Shield With Conduit Seal 8 Screws 10 x 1 2 in 7 Wire Ties 1 Seal Strip Table 4 Single Point Box Kits cont CRSINGLE054A00 QUANTITY CONTENTS 1 Single Point Box...

Page 6: ...ns includes up to five fuse blocks See Table 4 NON HIGH SCCR FIOP Fuses for electric heater circuits are required and provided when the unit s MOCP exceeds 60 A or when the total heater Full Load Amp...

Page 7: ...ng wire harness provided See High SCCR Single Point Box installation details in this document Electric Heaters Heaters are shipped with one heater per carton The carton is marked with a Sales Package...

Page 8: ...U T A E G A T L O V MAX DOWN SUPPLY MIN CLEARANCE TO COMBUSTIBLE MATERIALS _____INCHES ______mm FOR FIRST _____INCHES______mm OF DUCT WHEN ELECTRIC HEATER IS INSTALLED SIDE SUPPLY MIN CLEARANCE TO COM...

Page 9: ...CAL DATA FOR ACCESSORY POWER EXHAUST ONLY ACCESSORY POWER EXHAUST MODEL NUMBER CHECK HERE VOLTS PH HZ MIN CKT AMPS FUSE OR HACR BREAKER PER NEC MAXIMUM OVERCURRENT POROTECTION DEVICE MINIMUM UNIT DISC...

Page 10: ...ker and withdraw wiring from control box 5 Install the single point box or High SCCR fuse box and connect power wiring tap conductors to field power terminals in main control box NOTE For High SCCR un...

Page 11: ...ngle module that is designed to UL1995 5th edition Disconnect Field Power Supply 1 Disconnect power to the unit Lock out tag out on unit disconnect switch 2 Remove the outdoor access panel control box...

Page 12: ...e point boxes include two sets of three lead power tap conductors connected to two separate fuse blocks at FU2 and FU3 These kits also include two terminal blocks TB10A and TB10B and attachment screws...

Page 13: ...tep 7 into the main control box Route the second set of tap conductors attached at second fuse block into the main control box Connect both sets of tap conductors to unit terminal block TB1 connect at...

Page 14: ...Terminal Block Access Hole Attach Rain Shield With 3 Screws Thru Back Of SPB Box Fuse Block Access Cover Add Seal Strip To Assembly Prior To Installing Into Unit Wire Tie or Grommet For ODF Crankcase...

Page 15: ...ck of the heater control box mounting plate and remove the restrictor plate It is not recommended to bend the restrictor plate flat to allow the heater to be installed into slot 2 because it will leav...

Page 16: ...heater module to heater mounting bracket with the 4 screws saved from Step 1 See Fig 19 Single phase heater conversion 5 208 230 v heaters 101A00 104B00 360A00 361A00 are factory wired for 3 phase ap...

Page 17: ...tch in slot 2 Power supply wiring per NEC and local codes Suitable for at least 75 C Use copper conductor wiring only Field wire NEC Class I Replace Auto Reset with Therm O Disc type 60TX11 L140 50F R...

Page 18: ...06 HP 1 Sizes 04 07 and 036 to 072 HP 2 Sizes 04 06 Fig 19 Typical Module Installation AC 1 Sizes 08 to 14 and 090 to 150 AC 2 Sizes 07 12 HP 1 Sizes 08 12 and 090 to 121 HP 2 Sizes 07 09 Conduit Wir...

Page 19: ...onnections AC 1 Size 08 14 AC 2 Size 08 12 CRHEATER128B00 129B00 only Control Box Ref Disconnect Grommet Route Heater Wires Through Grommet Screw 8 Heater Cover Screw 2 HR1 On Heater 1 in Position 1 H...

Page 20: ...cessory Electric Heater Control Connections HP 2 Size 06 and 060 575V only CRHEATER301A00 only Field Connections DEFROST BOARD ORN BRN Field Connections E HEAT P3 3 3 1 ORN BRN VIO BRN BRN VIO TB4 VIO...

Page 21: ...back of the single point box as shown in Fig 31 Different single point boxes will have different screw holes open 8 Remove the cover from the single point box 9 Install the single point box under the...

Page 22: ...ock terminals in High SCCR fuse box for field power connections Refer to wiring diagrams and installation instructions for Field Power Wiring Connections in Appendix D NOTE AC 1 16 180 AC 2 14 150 AC...

Page 23: ...g 33 Heater Wiring 2 pole contactor shown has been replaced with 3 pole contactor Fig 34 Typical Single Point Box Wiring Fig 35 Typical Control Panel Wiring Seal Bottom Corner Seal Back Corner Foil Ta...

Page 24: ...correct heater location as a function of heater size voltage and supply air flow direction and unit supply air opening size 4 Heater CRHEATER367A00 370A00 374A00 377A00 381A00 384A00 consist of 2 hea...

Page 25: ...ORN on TB4 for first stage heating and the ORN heater control wire with W2 label to VIO on TB4 for second stage heating See Fig 46 For HP units connect both ORN heater control wires to an available t...

Page 26: ...nstructions Fig 40 TB4 Wiring HP Only Heater Mount Locations Dual Element Heater Module Single Element Heater Module Table 12 Heater Location HEATER kW VOLTS HEATER SLOT LOCATION CRHEATERXXXX00 LEFT R...

Page 27: ...heater wire to this terminal and connect outdoor temperature switch between second and third terminals W2 Use R Use C Use NOTE Optional Outdoor Temperature Control at One Heater Stage Move heater wir...

Page 28: ...VIO CONTROL BOARD CONTROL BOARD 3 CONTROL BOARD 2 LS1 ORN LS1 LS2 ORN ORN ORN No LS2 on CRHEATER291A00 HC2 HC1 HR2 HR1 BRN BRN BRN BRN BRN BRN HR1 HR2 RED ORN VIO ORN TB4 TB4 12 CONTROL BOARD U 8 CON...

Page 29: ...ER288A00 293A00 HC1 HR3 HR2 BRN BRN BRN BRN BRN HR1 RED ORN VIO ORN TB4 TB4 12 CONTROL BOARD 8 CONTROL BOARD CONTROL BOARD 3 CONTROL BOARD 2 VIO RED LS1 LS1 LS2 RED RED ORN HR1 BRN HC4 HC3 HR4 HR3 BRN...

Page 30: ...nections Heat Pump with CRHEATER367A00 386A00 374A00 375A00 381A00 382A00 TRAN2 HC2 HC1 HR2 HR1 BRN BRN BRN BRN BRN BRN BRN HR1 HR2 RED RED TB4 RED ORN ORN EHR VIO ORN TB4 RED TB4 LS1 LS1 LS2 RED TRAN...

Page 31: ...terminal must be selected from wiring materials under the NEC Table 310 15 B 16 75 C or higher column only Check specifications for external disconnect lug sizes to determine if 60 C wiring materials...

Page 32: ...e point box s terminal block or fuse block FU2 s line side terminals Remove any factory test leads connected at disconnect line side terminals discard these wires Connect unit power supply wires to di...

Page 33: ...this unit heater combination Ensure the field power conductors are sized to handle this ampacity 2 Locate the heater covers For all heaters except CRHEATER301A00 CREHEATER128B00 129B00 CRHEATER360A00...

Page 34: ...uctions 037 Fig A Fig A 040 Fig B Fig B 3 Phase NONE Fig C Fig C Fig C Fig C 037 Fig D Fig D 038 Fig E Fig E 042 Fig D Fig D 043 Fig F Fig F 044 Fig G 045 Fig H 047 Fig D Fig D Fig D Fig D Fig D Fig D...

Page 35: ...nit Control Box C 11 11 FU2 HTR 1 102A FU3 HTR 2 102A Heater Wires 11 12 BLK RED BLU YEL BLK RED BLU YEL YEL Tap Conductors Field Power Conductors BLK if used Factory wiring connects line side of FU2...

Page 36: ...150 HP 1 SIZE14 150 HP 2 SIZE12 120 11 TB 1 BLK BLU YEL IFTB BLU C IFC 11 11 11 13 11 AC 1 AC 2 HP 1 HP 2 ALL EXCEPTABOVE WITH VFD WITHOUT VFD 13 IFTB Tap Conductors Field Power TB HEATER Conductors C...

Page 37: ...R 105A or 104B 5 5 Heater Wires Factory wiring connects line side of FU2 to line side terminals on FU3 This wiring not illustrated for simplicity in this figure Field Power Conductors Tap Conductors 1...

Page 38: ...2A CIR 1 CIR 2 BLU BLU BLK BLK YEL YEL Heater Wires Tap Conductors Field Power Conductor Factory wiring connects line side of FU2 to line side terminals on FU3 This wiring not illustrated for simplici...

Page 39: ...ed for simplicity in this figure 11 Tap Conductors Field Power Conductors Heater Wires 13 13 HEATER 128B CIR 1 CIR 2 Factory wiring connects line side of FU2 to line side terminals on FU3 FU4 This wir...

Page 40: ...line side of FU2 to line side terminals on FU3 This wiring not illustrated for simplicity in this figure FU3 OR Attach To FU3 HEATER 110A or 117A Unit Control Box C2 TB 10 C1 IFC FU2 11 13 11 13 13 H...

Page 41: ...ry wiring connects line side of FU2 to line side terminals on FU3 This wiring not illustrated for simplicity in this figure 11 Tap Conductors Field Power Conductors Heater Wires 13 13 OR HEATER 128B 1...

Page 42: ...U4 This wiring not illustrated for simplicity in this figure Unit Control Box C IFC FU2 HEATER 363A or 364A 11 13 11 13 Heater Wires Tap Conductors Field Power Conductor BLU BLU BLK BLK YEL YEL TB 10B...

Page 43: ...4 HEATER 363A FU5 Factory wiring connects line sideof TB to line side terminals on FU2 FU5 This wiring not illustrated for simplicity in this figure TB 10B TB 10A 11 13 Tap Conductors Field Power Cond...

Page 44: ...4 HEATER 112A FU5 Factory wiring connects line sideof TB to line side terminals on FU2 FU5 This wiring not illustrated for simplicity in this figure TB 10B TB 10A 11 13 Tap Conductors Field Power Cond...

Page 45: ...10 IFC FU2 HEATER 363A or 364A Heater Wires Tap Conductors Field Power Conductor Factory wiring connects line side of FU2 to line side terminals on FU3 FU4 This wiring not illustrated for simplicity i...

Page 46: ...Conductors Conductors CIR 1 Factory wiring connects line side of FU2 to line side terminals on FU3 This wiring not illustrated for simplicity in this figure BLK U L B K L B 11 12 13 TB1 YEL HEATER WI...

Page 47: ...ductors Conductors HEATER 367A or 368A Heater Factory wiring connects line side Wires of FU2 to line side terminals on FU3 4 This wiring not illustrated for simplicity in this figure BLK U L B K L B 1...

Page 48: ...Wires Factory wiring connects load side of TB to line side terminals on FU2 5 This wiring not illustrated for simplicity in this figure U L B K L B 11 12 13 TB1 YEL BLK YEL BLU TB FU2 FU3 FU4 FU5 Fiel...

Page 49: ...s TB FU2 FU3 FU4 FU5 HEATER 363A or 364A FU6 Heater Wires BLU BLU BLK BLK YEL YEL TB 1OA 11 13 11 13 Field Power Conductors Factory wiring connects line side of TB to line side terminals on FU2 FU6 Th...

Page 50: ...3 FU4 FU5 HEATER 367A or 368A FU6 11 12 TB1 13 BLU BLK YEL Tap Conductors Field Power Conductor Heater Wires Factory wiring connects line side of TB to line side terminals on FU2 FU6 This wiring not i...

Page 51: ...AD AE 051 Fig AC Unit Control Box AC 3 Sizes 04 06 C 11 11 13 13 Field Power Conductors Unit Disconnect MOCP 60 A Max HEATER Heater Wires BLK BLU BLU YEL BLK IFTB Heaters with the following part numbe...

Page 52: ...BLU BLK 13 IFTB HEATER WIRES BLU YEL BLU BLK OR HEATER 301A 371A 372A or 373A HEATER 105A Unit Control Box C 11 11 Tap Conductors HEATER 361A or 362A Heater Wires Factory wiring connects line side of...

Page 53: ...11 11 Unit Disconnect MOCP 60 A Max Tap Conductors Field Power Conductors BLK YEL BLU U L B K L B Heater Wires 11 12 13 TB3 YEL TB HEATER Heaters with the following part numbers can be used 299A 308A...

Page 54: ...11 11 Field Tap Power Conductors Conductors HEATER 317A Heater Wires Factory wiring connects line side of TBF to line side terminals on FB This wiring not illustrated for simplicity in this figure BLK...

Page 55: ...wiring connects line side Wires of TBF to line side terminals on FB This wiring not illustrated for simplicity in this figure BLK U L B K L B 11 12 13 TB3 YEL TBF FB1 YEL BLU Unit Control Box 11 11 Un...

Page 56: ...ductors Conductors HEATER 288A or 291A Factory wiring connects line side of TB to line side terminals on FB This wiring not illustrated for simplicity in this figure BLK U L B K L B 11 12 13 TB1 YEL H...

Page 57: ...ap Power Conductors Conductors HEATER 368A Factory wiring connects line side of TBF to line side terminals on FB1 FB2 This wiring not illustrated for simplicity in this figure BLK U L B K L B 11 12 13...

Page 58: ...Box CRSINGLE050A00 Sizes 08 12 Unit Control Box 11 11 FU2 HEATER 295A CIR 1 FU3 CIR 2 Tap Conductors Field Power Conductors BLK U L B K L B HEATER WIRES 11 12 13 TB1 YEL YEL TB BLU APPENDIX B AC 3 50L...

Page 59: ...x CRSINGLE050A00 Sizes 08 12 Unit Control Box 11 11 TB FU2 HEATER 375A 382A FU3 Tap Conductors Field Power Conductors BLK U L B K L B HEATER WIRES 11 12 13 TB1 YEL YEL BLK YEL BLU BLU APPENDIX B AC 3...

Page 60: ...e See page 11 for conversion instructions 037 Fig A Fig A 040 Fig AF Fig AF 041 Fig AG Fig AG 3 Phase None Fig C Fig C 037 Fig D Fig D 038 Fig AH Fig AH 039 Fig AI Fig AI 042 Fig D 043 Fig AH 045 Fig...

Page 61: ...Box C 11 11 11 23 11 11 Field Tap Power Conductors Conductors 11 23 FU2 BLK RED HTR 1 102A FU3 BLK RED BLU YEL HTR 2 102A BLK RED BLU YEL Heater Factory wiring connects line side Wires of FU2 to line...

Page 62: ...Control Box C IFC FU2 HTR 104B 105A 110A or 117A 7 Tap Conductors Field Power Conductors Heater Wires Factory wiring connects line side of FU2 to line side terminals on FU3 This wiring not illustrate...

Page 63: ...TR 1 110A or 117A HTR 2 117A or 264A if used Heater Wires Factory wiring connects line side of FU2 to line side terminals on FU3 FU4 This wiring not illustrated for simplicity in this figure Tap Condu...

Page 64: ...als on FU3 This wiring not illustrated for simplicity in this figure Tap Conductors Field Power Conductors 11 13 11 13 BLU BLU BLK BLK YEL YEL TB 10B FU3 Unit Control Box C2 C1 IFC FU2 FU3 HEATER 110A...

Page 65: ...ctory wiring connects line side of FU2 to line side terminals on FU3 This wiring not illustrated for simplicity in this figure Unit Control Box TB FU2 HEATER 292A NOTE ALL HEATERS CONNECT TO FU3 11 12...

Page 66: ...CIR 1 FU4 HEATER 112A 111A CIR 2 11 13 11 13 Heater Wires Factory wiring connects line side of FU2 to line side terminals on FU3 FU4 This wiring not illustrated for simplicity in this figure BLU BLU...

Page 67: ...llustrated for simplicity in this figure HEATER WIRES TAP CONDUCTORS FIELD POWER CONDUCTOR FU3 FU4 HEATER 11A or 112A CIR 1 HEATER 117A or 110A CIR 2 ATTACH TO FU4 OR Unit Control Box 11 11 U L B K L...

Page 68: ...FU2 FU3 FU4 HEATER 291A HEATER WIRES TAP CONDUCTORS FIELD POWER CONDUCTOR Factory wiring connects line side of FU2 to line side terminals on FU3 FU4 This wiring not illustrated for simplicity in this...

Page 69: ...C IFC TB FU3 CIR 1 Factory wiring connects line side of TB to line side terminals on FU2 FU4 This wiring not illustrated for simplicity in this figure Tap Conductors Field Power Conductors 11 13 13 B...

Page 70: ...FU2 FU3 FU4 HEATER 374A 375A 381A or 382A 11 12 13 TB1 BLU BLK YEL HEATER WIRES TAP CONDUCTORS FIELD POWER CONDUCTOR Factory wiring connects line side of TB to line side terminals on FU2 FU4 This wiri...

Page 71: ...FU2 FU3 FU4 HEATER 363A FU5 Factory wiring connects line side of TB to line side terminals on FU2 FU5 This wiring not illustrated for simplicity in this figure TB 10B TB 10A 11 13 11 13 Tap Conductor...

Page 72: ...U4 FU5 TB 10 11 11 13 13 13 TAP CONDUCTORS FIELD POWER CONDUCTOR Factory wiring connects line side of TB to line side terminals on FU2 FU5 This wiring not illustrated for simplicity in this figure BLU...

Page 73: ...FU4 HEATER 294A or 370A FU5 HEATER WIRES TAP CONDUCTORS FIELD POWER CONDUCTOR Factory wiring connects line side of TB to line side terminals on FU2 FU5 This wiring not illustrated for simplicity in th...

Page 74: ...FU4 FU5 HEATER 363A or 364A FU6 Heater Conductors 9 11 13 11 13 13 TAP CONDUCTORS FIELD POWER CONDUCTOR Factory wiring connects line side of TB to line side terminals on FU2 FU6 This wiring not illust...

Page 75: ...FU2 FU3 FU4 HEATER 367A or 368A FU5 FU6 11 12 TB1 13 BLU BLK YEL TAP CONDUCTORS FIELD POWER CONDUCTOR HEATER WIRES Factory wiring connects line side of TB to line side terminals on FU2 FU6 This wirin...

Page 76: ...2 2 129B 129B 50 0 60 1 2 12 14 12 08 12 08 09 264A 264A 208 240 4 9 6 5 13 5 15 6 1 12 14 12 11 12 265A 265A 480 6 0 7 2 1 07 072 07 072 266A 266A 11 5 13 8 1 267A 267A 14 0 16 8 1 268A 268A 23 0 27...

Page 77: ...139 7 161 2 2 370A 370A 19 9 26 5 55 3 63 8 2 371A 371A 480 23 0 27 7 2 04 07 036 072 04 07 036 072 04 06 036 060 04 06 036 060 04 06 372A 372A 23 0 27 7 2 373A 373A 25 5 30 7 2 374A 374A 480 43 5 52...

Page 78: ...E 064 ch3 1tb 1fu Fig AY Fig AY 065 ch3 1tb 2fu Fig AZ Fig AZ 066 ch3 1tb 1fu Fig BG 067 ch4 5 1tb 1fu Fig AY Fig AY Fig AY Fig AY Fig AY Fig AY 068 ch4 5 1tb 2fu Fig AZ Fig AZ Fig AZ Fig AZ Fig AZ Fi...

Page 79: ...AC 2 Unit Control HSCCR Fuse Box Unit Disconnect Heater Wires Factory wiring connects load side of TB to line side terminals on FU1 2 This wiring not illistrated for simplicity in the figure BLK YEL B...

Page 80: ...P 2 Sizes 11 12 Unit Control Box AC 1 Unit Control HSCCR Fuse Box Heater Wires Unit Disconnect BLK YEL BLU L 1L 2 L 3 TB Factory wiring connects load side of TB to line side terminals on FU1 3 This wi...

Page 81: ...nit Control HSCCR Fuse Box Unit Disconnect Heater Wires Factory wiring connects load side of TB to line side terminals on FU1 4 This wiring not illistrated for simplicity in the figure YEL BLK BLU FU1...

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Page 84: ...discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53480223 01 Printed in U S A Form IIK CRHEATER 07 Pg 84 9 21 Replaces IIK CR...

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