Page 1: Table Of Contents
Rating”. Our standard SCCR for units is 5kA, whereas HSCCR UNIT POWER SUPPLY WIRING – ALL UNITS ..31 (for Carrier units) can be 10kA to 65kA, therefor it is called New Unit Without Factory Disconnect or HACR . . .31 “High”...
Page 2 NOTE is used to highlight when handling parts and servicing air conditioning equipment. Table 1 — Package Usage CARRIER MODELS MODEL NUMBER CHASSIS GROUP UNIT SIZES...
Page 3: Package Contents
CONTENTS *Not included with CRHEATER101A00-109A00, 297A00, 301A00, 360A00-362A00, 371A00-373A00, 378A00, 379A00. Single Point Box Housing Assembly †Supplied with electric heater packages CRHEATER101A00, 102A00, (Height 18 in./449 mm) 103B00, 104B00, 360A00-362A00 only. Terminal Block/fuse Holder **Supplied with package CRHEATER301A00, 128B00, 129B00, Fuse Block 360A00-364A00, 371A00-373A00, 378A00-380A00 only.
Page 4 Table 4 — Single Point Box Kits (cont) Table 4 — Single Point Box Kits (cont) CRSINGLE043A00 CRSINGLE047A00 QUANTITY CONTENTS QUANTITY CONTENTS Single Point Box Housing Assembly Single Point Box Housing Assembly (Height 25 in./639 mm) (Height 33 in./845 mm) Terminal Block/Fuse Holder Terminal Block Fuse Block...
Page 5 Table 4 — Single Point Box Kits (cont) Table 4 — Single Point Box Kits (cont) CRSINGLE051A00 CRSINGLE054A00 QUANTITY CONTENTS QUANTITY CONTENTS Single Point Box Housing Assembly Single Point Box Housing Assembly (Height 33 in./845 mm) (Height 33 in./845 mm) Terminal Block/fuse Holder Terminal Block Fuse Block...
Page 6: General
Unit types AC-1, AC-2, HP-1, HP-2 are identified. Unit type Seal Strips AC-3 consists of a single model: Carrier 50LC. This information does not include selection data. Refer to project plans, job submittals and selection programs for heater and field CRSINGLE070A00 power termination/SPB kit usage.
Page 7: Fuses (Non-High Sccr Version Only)
Sales Package Number. On all heaters except a field power terminal block is required. See tables at the CRHEATER101A00 through 119A00, 103B00, 104B00, 113B00 beginning of Appendix A, B and C for where-used information on through 116B00, 128B00, and 129B00, the heater Model Number...
Page 8: Single Point Box Contents
(AC type) can be connected for one-stage or two-stage heating control. On all heat pump units (HP type), all heater contactors will be connected to provide second-stage heating control. MODEL Carrier 50KC-A06A2A5A0A0A0 Corporation 7310 West Morris Street Indianapolis, IN 46231 U.S.A.
Page 9 MODEL 50KC-A06A2A5A0A0A0 REFRIGERANT CHARGE R410A ELECTRICAL DATA FOR ACCESSORY POWER EXHAUST ONLY ACCESSORY POWER FUSE OR MAXIMUM MINIMUM CHECK EXHAUST HACR OVERCURRENT UNIT POWER EXHAUST MIN CKT VOLTS BREAKER POROTECTION DISCONNECT HERE AMPS MODEL NUMBER PER NEC DEVICE CRPWREXH_ 28.1 ELECTRICAL DATA FOR ACCESSORY POWER EXHAUST INSTALLED IN COMBINATAION WITH ELECTRIC HEATER ACCESSORY...
Page 10: Terminal Block Tb10 (208/230-V Units) (Std Sccr Version Only)
TERMINAL BLOCK TB10 (208/230-V UNITS) Table 9 — TB10 Use on HP-1 Units (STD SCCR VERSION ONLY) Two small terminal blocks (designated TB10) are included in HP-1 UNIT SIZE TB10 QTY these single-point boxes used on select 208/230-3-60 units. 049A 08, 090 051A 053A...
Page 11: Unit-Specific Installation Instructions
Remove the outdoor access panel, control box cover, and UNIT-SPECIFIC INSTALLATION INSTRUCTIONS indoor access panels from the unit. Save screws. The unit-specific installation instructions are presented in two (See Fig. 4-6.) sections, grouped by common chassis and control box design. Use a voltmeter to check that no power is present at unit “SMALL to MEDIUM CABINET installation”...
Page 12 Single Point Box Heater (Not Shipped With Center Covers Unit) Post Main Heater Heater Heater Control Module Module Mounting (Location 1) (Location 2) Unit Disconnect, HSCCR Bracket or Unit HSCCR Fuse Box NOTE: Applies to all units except for large (3 outdoor fan) cabinet. Fig.
Page 13 BLU wire to FU3. Mount one TB10 terminal block in the unit’s control box between compressor contactors C1 and C2. (See Fig. 10.) Relocate these wires at: a. IFC terminal 13, disconnect Compressor 2 ORN b. OFM BLU leads; reconnect at TB10. Remove these leads at: •...
Page 14 HEATER 363A00 Fig. 10 — TB10 Locations and Connections (STD SCCR Only) Rain Shield Terminal Block Access Hole Add Seal Strip To Assembly Prior To Installing Into Unit Attach Rain Shield With (3) Screws Thru Back Of SPB Box Wire Tie or Grommet For ODF, Crankcase Heater or Other Wires Fuse Block...
Page 15: Installing Electric Heater
HIGH SCCR UNITS) box/mounting plate and remove the restrictor plate. It is not CRHEATER101A00-109A00, 110A-112A00, 103B00, 104B00, recommended to bend the restrictor plate flat to allow the 113B00-116B00, 117A00-119A00, 128B00, 129B00,...
Page 16 (where provided), heater cover (where 269A00, 301A00, 318A00, 360A00-364A00, provided), screws, wiring label, miscellaneous parts. 371A00-373A00, and 380A00, which are dual bank heaters. heaters EXCEPT CRHEATER101A00-109A00, These heaters will be wired as two heaters (i.e., 6, 9, or 12 301A00, 360A00-362A00, 371A00-373A00, 378A00, leads).
Page 17 Units produced on or after September 28, 2009 Units produced before September 28, 2009 have a notch in slot 2. do not have a notch in slot 2. Fig. 14 — Slot 2 with and without Notch Control Wiring - - - - - - Power Wiring WARNING: Electric Shock Hazard- Disconnect all branch circuits before removing this cover.
Page 18 Key For Module Locaton 1 Fig. 18 — Typical Electric Heat Installation (AC-1 Sizes 04 to 07 and 036 to 072, AC-2 Sizes 04-06, HP-1 Sizes 04-07 and 036 to 072, HP-2 Sizes 04-06) Heater Slide Fig. 16 — Typical Single-Phase Wiring Installed Track Flange Track Screws...
Page 19 Control Box (Ref) Screw (2) Route Heater Wires Through Grommet Heater Cover Grommet Screw (8) Disconnect NOTE: Only CRHEATER301A00 is shown in the figure. CRHEATER128B00-129B00 has only one bank of heaters with a wide mounting plate covering both slots. Fig. 20 — Installing CRHEATER301A00 and CHEATER128B00-129B00, 360A00-364A00, 371A00-373A00, 380A00 LCTB CONTROL CONTROL...
Page 20 DEFROST BOARD E-HEAT P3-3 Field Field Connections Connections Elec Htr ORN HR1 LS: Primary Limit Switch For simplicity, not all control wiring internal Fig. 23 — Accessory Electric Heater Control to the electric heaters is shown. Connections (AC-2, Size 06 and 060, 575V only), Fig.
Page 21: Large Cabinet Installation
Install Single Point Box (CRSINGLE047A00, 049A00, 050A00-054A00 [STD SCCR], CRSINGLE064-073A00 [High SCCR]) Remove kits from boxes and verify that all of the correct parts have arrived undamaged. If power is already connected to unit, disconnect all power to the unit per correct lock-out/tag-out procedures. Disconnect field power wiring or optional factory-installed disconnect or HACR power leads at TB1 and withdraw the wiring from the unit control box.
Page 22 to the designated fuse block terminals in the High SCCR underdside of the unit’s main box. (See Fig.12 and 36.) fuse box for field power connections. Refer to the wiring Connect the power tap conductors to the designated fuse diagram in the installation instructions for Field Power block terminals in High SCCR fuse box for field power Wiring Connections in Appendix D.
Page 23 Seal Back Corner Seal Bottom Corner Foil Tape Locations Fig. 31 — Seal Strip and Foil Tape Locations Conduit Drip Boot Fig. 34 — Typical Single Point Box Wiring Single Point Box Power Wires Fig. 35 — Typical Control Panel Wiring Rain Shield Bracket Fig.
Page 24: Install Crheater288A00-296A00, 367A00-370A00, 374A00-377A00, 381A00-384A00 (Std Sccr And High Sccr)
Rain Shield (Ref) Unit Control Fuse Box Connector Heater Control Wiring (pre-wired from control box) TB4 (Ref) Heater Schematic Locations (Ref) Unit Power Harness with “Drip Loop” Alternate wire routing for larger fuse box Field Power Single Point Box Single Point Box and Box Connector Connector...
Page 25 position 2 (right-hand opening), thus permitting a heater mounting Use” terminals. (See Fig. 42 and 52.) See heater wiring in the right-hand heater opening and preventing its inadvertent label shipped with the heater for complete details of mounting in the left-hand heater opening. heater internal wiring.
Page 26 291A. † For CRHEATER295A00 packages produced prior to July 31, 2019 and without a Carrier p/n 50TM001277 on the heater label, then on certain applications, CRHEATER295A00 may have to be installed in the left slot. If you have a CRHEATER295A00 that does not have a 50TM001277 Carrier p/n on the heater label (produced prior to July 31, 2019), then please see IIK-CRHEATER-02 installation instructions.
Page 27 Fig. 41 — TB4 Wiring (AC Only) NOTE: Optional Outdoor Temperature Control at One Heater Stage – W2 Use Move heater wire to this terminal and connect outdoor temperature switch between second and third terminals. C Use R Use Fig. 42 — TB4 Terminal Use (HP Only) NOTE: Optional Outdoor Temperature Control CONTROL...
Page 28 CONTROL BOARD CONTROL BOARD HEATER 1 LS2* CONTROL CONTROL BOARD BOARD *No LS2 on CRHEATER291A00 Fig. 44 — Electric Heater Control Connections - Air Conditioner with CRHEATER288A00-293A00 CONTROL BOARD CONTROL BOARD CONTROL BOARD CONTROL BOARD Fig. 45 — Electric Heater Control Connections - Air Conditioner with CRHEATER294A00-296A00 CONTROL BOARD CONTROL...
Page 29 CONTROL BOARD CONTROL BOARD CONTROL BOARD CONTROL BOARD Fig. 47 — Electric Heater Control Connections - Air Conditioner with CRHEATER367A00, 368A00, 374A00, 375A00, 381A00, 382A00 CONTROL BOARD CONTROL BOARD CONTROL BOARD CONTROL BOARD Fig. 48 — Electric Heater Control Connections - Air Conditioner with CRHEATER369A00, 376A00, 383A00 TRAN2 HEATER 1 LS2*...
Page 30 TRAN2 Fig. 50 — Electric Heater Control Connections - Heat Pump with CRHEATER294A00-296A00 TRAN2 Fig. 51 — Electric Heater Control Connections - Heat Pump with CRHEATER370A00, 377A00, 384A00 TRAN2 Fig. 52 — Electric Heater Control Connections - Heat Pump with CRHEATER367A00, 386A00, 374A00, 375A00, 381A00, 382A00...
Page 31: Unit Power Supply Wiring - All Units
TRAN2 Fig. 53 — Electric Heater Control Connections - Heat Pump with CRHEATER369A00, 376A00, 383A00 UNIT POWER SUPPLY WIRING – ALL UNITS Heater Cover Terminal Block 4 (TB4) NOTE: Installers of unit power supply wiring connecting to these air conditioning and heat pump units must be familiar with applicable requirements of the National Electrical Code (NFPA Standard 70), Articles 440, 430 and 424 dealing with multiple load systems incorporating refrigeration compressors, motors and...
Page 32: Installation With Single Point Box
connection terminal lugs. Refer to unit wiring label to identify IF REQUIRED MINIMUM DISCONNECT VALUE IS these terminals (these may be lugs on contactors or at power LOWER THAN RATING IN TABLE 14 terminal block). The heater power wires are also connected at Reconnect the factory wiring from the factory disconnect at the these terminals.
Page 33: Complete Unit Installation
conditioning (cooling) units, these values may be changed; when Run wire through conduit connecting outside power to the electric heaters are added to heat pump units, one or more of these designated terminals at the top of the single point box. values will be changed.
Page 34: Appendix A - Ac-1, Ac-2 Cooling Applications
APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS Table A — Single Point Box Wiring Diagrams for AC-1 and AC-2 Units (STD SCCR Units) AC-1 UNITS AC-2 UNITS 04-07 09-12 04-06 08-09 11-12 CRSINGLEnnnA00 036-072 090-091 102-121 036-060 090-102 1-Phase (See page 11 for conversion instructions) Fig.
Page 35 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box 11 11 Field Power Conductors Conductors BLK + RED BLK + RED HTR 1 102A BLU + YEL BLU + YEL HEATER 360A 361A BLK + RED BLK + RED HTR 2 102A (if used)
Page 36 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box AC-1 SIZE 16 (180) AC-2 SIZE 14 (150) AC-2 SIZE 14 (150) HP-1 SIZE 14 (150) HP-1 SIZE 14 (150) TB-1 TB-1 HP-2 SIZE 12 (120) Unit Control Box IFTB IFTB WITH VFD...
Page 37 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box Field Tap Power Conductors !!"5"5 Field Tap Conductors Power Conductors HEATER 361A HEATER 362A HEATER 105A 104B Heater Factory wiring connects line-side Wires of FU2 to line-side terminals on FU3. This wiring not illustrated for simplicity in this figure.
Page 38 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Power Conductors Conductor HEATER 111A or 112A CIR 1 CIR 2 Factory wiring connects line-side Heater HEATER of FU2 to line-side terminals on FU3. Wires 110A This wiring not illustrated for simplicity in this figure.
Page 39 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors CIR 1 HEATER 128B CIR 2 Factory wiring connects line-side of FU2 to line-side terminals on FU3. Heater This wiring not illustrated for Wires simplicity in this figure. Fig.
Page 40 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Power Conductors Conductor HEATER 111A or 112A CIR 1 CIR 2 Heater Wires Factory wiring connects line-side of FU2 to line-side terminals on FU3. HEATER This wiring not illustrated for 110A simplicity in this figure.
Page 41 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors HEATER 128B 129B 295A 296A 377A 380A HEATER 115B Factory wiring connects line-side Heater of FU2 to line-side terminals on FU3. Wires This wiring not illustrated for simplicity in this figure.
Page 42 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Power Conductors Conductor HEATER 363A 364A 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. Attach To FU2 HEATER...
Page 43 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Conductors Power Conductors HEATER 363A Heater Wires Factory wiring connects line-side of TB to line-side terminals on FU2-FU5. This wiring not illustrated for simplicity in this figure. Fig.
Page 44 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Conductors Power Conductors HEATER 112A Heater Wires Factory wiring connects line-side of TB to line-side terminals on FU2-FU5. This wiring not illustrated for simplicity in this figure. Fig.
Page 45 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-10 Field Power Conductors Conductor HEATER 363A 364A Factory wiring connects line-side Heater of FU2 to line-side terminals on FU3-FU4. Wires This wiring not illustrated for simplicity in this figure. Fig.
Page 46 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box 11 11 Field Power Conductors Conductors CIR 1 HEATER 294A 370A CIR 2 HEATER WIRES Factory wiring connects line-side of FU2 to line-side terminals on FU3. This wiring not illustrated for HEATER simplicity in this figure.
Page 47 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box 11 11 Field Power Conductors Conductors HEATER 367A 368A Heater Wires Factory wiring connects line-side of FU2 to line-side terminals on FU3,4. This wiring not illustrated for simplicity in this figure. HEATER Attach 291A...
Page 48 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box 1111 Conductors Field Power Conductors HEATER 369A Heater Wires Factory wiring connects load-side of TB to line-side terminals on FU2-5. This wiring not illustrated for simplicity in this figure. HEATER 294A Attach...
Page 49 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont) Unit Control Box TB-1OA TB-1OB !! !! !! !! Field Conductors Power Conductors HEATER 363A 364A Heater Wires Factory wiring connects line-side of TB to line-side terminals on FU2-FU6. This wiring not illustrated for simplicity in this figure.
Page 50 APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS Unit Control Box Field Power Conductors Conductor HEATER 367A 368A Heater Wires Factory wiring connects line-side of TB to line-side terminals on FU2-FU6. This wiring not illustrated for simplicity in this figure. Fig. T — AC Single Point Box CRSINGLE054A00 (AC-2, Size 14)
Page 51 APPENDIX A — APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS Table B — Single Point Box Wiring Diagrams for AC-3 Units (STD SCCR Units) 50LC UNIT SIZES CRSINGLEnnnA00 04-06 08-12 NONE Fig. U Fig. U Fig. V Fig. W Fig. X Fig.
Page 52: Appendix B - Ac-3 50Lc Cooling Applications
APPENDIX B — AC-3 50LC COOLING APPLICATIONS Unit Control Box 11 1 IFTB Field Power Conductors Conductors HEATER 105A HEATER 301A 371A Unit Disconnect 372A MOCP 60-A Max 373A HEATER 50LC 004-006 WIRES SPB 037A Fig. V — AC-3 Single Point Box CRSINGLE037A00, Sizes 04-06 Unit Control Box Field Power...
Page 53 APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont) Unit Control Box 11 11 Field Power Conductors Conductors HEATER* Unit Disconnect Heater MOCP 60-A Max Wires *Heaters with the following part numbers can be used: 299A, 308A, 316A, 317A, 319A, 320A, 321A Fig.
Page 54 APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont) Unit Control Box 11 11 Field 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. Fig.
Page 55 APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont) Unit Control Box 11 11 Field Power Conductors Conductors HEATER 318A CIR 1 CIR 2 Heater Factory wiring connects line-side Wires of TBF to line-side terminals on FB. This wiring not illustrated for simplicity in this figure.
Page 56 APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont) Unit Control Box 11 11 Field Power Conductors Conductors HEATER CIR 1 288A 291A HEATER 294A CIR 2 Heater Factory wiring connects line-side Wires of TB to line-side terminals on FB. This wiring not illustrated for simplicity in this figure.
Page 57 APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont) Unit Control Box 11 11 Field Power Conductors Conductors HEATER 368A HEATER Factory wiring connects line-side WIRES of TBF to line-side terminals on FB1-FB2. This wiring not illustrated for simplicity in this figure. Fig.
Page 58 APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont) Unit Control Box Field Power Conductors Conductors HEATER 295A CIR #1 CIR #2 HEATER WIRES Fig. AD — AC-3 Single Point Box CRSINGLE050A00, Sizes 08-12...
Page 59 APPENDIX B — AC-3 50LC COOLING APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors HEATER 375A 382A HEATER WIRES Fig. AE — AC-3 Single Point Box CRSINGLE050A00, Sizes 08-12...
Page 60 APPENDIX B — AC-3 50LC COOLING APPLICATIONS (cont) Table C — Single Point Box Wiring Diagrams for HP-1 and HP-2 (STD SCCR Units) HP-1 UNITS HP-2 UNITS 04-07 08-09 04-06 08-09 CRSINGLEnnnA00 036-072 090-102 036-060 090-102 1-Phase (See page 11 for conversion instructions) Fig.
Page 61: Appendix C - Hp-1, Hp-2 Heat Pump Applications
APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS Unit Control Box Field Power Conductors Conductors BLK + RED BLK + RED HTR 1 102A BLU + YEL BLK + RED HTR 2 102A BLU + YEL BLU + YEL Heater Factory wiring connects line-side Wires of FU2 to line-side terminals on FU3.
Page 62 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors 104B 105A 110A 117A Factory wiring connects line-side Heater of FU2 to line-side terminals on FU3. Wires This wiring not illustrated for simplicity in this figure. Fig.
Page 63 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors HTR 1 110A 117A HTR 2 117A 264A (if used) Factory wiring connects line-side Heater of FU2 to line-side terminals on FU3-FU4. Wires This wiring not illustrated for simplicity in this figure.
Page 64 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Power Conductors Conductors HEATER 117A OR 110A Factory wiring connects line-side Heater of FU2 to line-side terminals on FU3. Wires This wiring not illustrated for simplicity in this figure.
Page 65 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors HEATER 291A 288A HEATER WIRES WIRES Factory wiring connects line-side of FU2 to line-side terminals on FU3. This wiring not illustrated for simplicity in this figure. Fig.
Page 66 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Power Conductors Conductors CIR 1 HEATER 112A, 111A CIR 2 Factory wiring connects line-side Heater of FU2 to line-side terminals on FU3-FU4. Wires This wiring not illustrated for simplicity in this figure.
Page 67 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box TB-10 FIELD POWER CONDUCTORS CONDUCTOR CIR 1 HEATER 112A CIR 2 HEATER Factory wiring connects line-side WIRES of FU2 to line-side terminals on FU3-FU4. This wiring not illustrated for simplicity in this figure.
Page 68 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box FIELD POWER CONDUCTORS CONDUCTOR HEATER 291A Factory wiring connects line-side HEATER of FU2 to line-side terminals on FU3-FU4. WIRES This wiring not illustrated for simplicity in this figure. Fig.
Page 69 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box Field Power Conductors Conductors CIR 1 HEATER 128B or 129B or 380A CIR 2 Factory wiring connects line-side of TB to line-side terminals on FU2-FU4. This wiring not illustrated for simplicity in this figure.
Page 70 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box FIELD POWER CONDUCTORS CONDUCTOR HEATER 374A 375A 381A 382A Factory wiring connects line-side HEATER of TB to line-side terminals on FU2-FU4. WIRES This wiring not illustrated for simplicity in this figure. Fig.
Page 71 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box TB-10A TB-10B Field Conductors Power Conductors HEATER 363A Heater Wires Factory wiring connects line-side of TB to line-side terminals on FU2-FU5. This wiring not illustrated for simplicity in this figure. Fig.
Page 72 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box TB-10 FIELD CONDUCTORS POWER CONDUCTOR HEATER 363A 364A HEATER Factory wiring connects line-side WIRES of TB to line-side terminals on FU2-FU5. This wiring not illustrated for simplicity in this figure. ATTACH TO FU4 HEATER...
Page 73 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box FIELD POWER CONDUCTORS CONDUCTOR HEATER 367A 368A HEATER Factory wiring connects line-side WIRES of TB to line-side terminals on FU2-FU5. This wiring not illustrated for simplicity in this figure. HEATER 294A 370A...
Page 74 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box TB-10 $& $& FIELD POWER CONDUCTORS CONDUCTOR HEATER 363A 364A Heater Factory wiring connects line-side Conductors of TB to line-side terminals on FU2-FU6. This wiring not illustrated for simplicity in this figure.
Page 75 APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont) Unit Control Box FIELD POWER CONDUCTORS CONDUCTOR HEATER 367A 368A Factory wiring connects line-side HEATER of TB to line-side terminals on FU2-FU6. WIRES This wiring not illustrated for simplicity in this figure. Fig.
Page 76: Appendix D - Electric Heater Data
APPENDIX D — ELECTRICAL HEATER DATA Table A — Electrical Heater Data (CRHEATERnnnn00) SALES PKG HEATER USED ON USED ON USED ON USED ON VOLTS USED HP-2 MODEL NBR 1-PH 3-PH CIRS AC-1 HP-1 AC-2 AC-3 101A 001A 3.3/4.4 15.9/18.6 9.4/10.6 102A 002A...
Page 77 APPENDIX D — ELECTRICAL HEATER DATA (cont) Table A — Electrical Heater Data (CRHEATERnnnn00) (cont) SALES PKG HEATER USED ON USED ON USED ON USED on USED ON VOLTS MODEL NBR 1-PH 3-PH CIRS AC-1 HP-1 AC-2 HP-2 AC-3 363A 363A 31.88/42.4 —...
Page 78 APPENDIX D — ELECTRICAL HEATER DATA (cont) Table C — AC-1, AC-2, AC-3 Cooling Applications (SPB CRSINGLEnnnA00) (HSCCR Only) AC-1 Units AC-2 Units AC-3 Units “CRSINGLEnnnA00” 09-12 08-09 11-12 08-12/ 07/072 090-091 102-121 090-102 090-121 3 PHASE 064 (ch3,1tb +1fu) Fig.
Page 79 APPENDIX D — ELECTRICAL HEATER DATA (cont) AC-1 AC-2 COOLING APPLICATIONS- HSCCR ONLY Unit Comntrol Box AC-1, AC-2 Unit Control L 2 L 3 HSCCR Fuse Box BLK YEL BLU Heater Wires Heater 111A, 111B 128B CIR 1 Unit Disconnect 129B 295A 318A...
Page 80 APPENDIX D — ELECTRICAL HEATER DATA (cont) AC-1 COOLING APPLICATIONS- HSCCR ONLY Unit Control Box AC-1 Unit Control L 1L 2 L 3 HSCCR Fuse Box BLK YEL BLU Heater Wires Unit Disconnect Heater 363A 364A 375A 367A 368A Factory wiring connects load-side of TB to line-side terminals on FU1-3.
Page 81 APPENDIX D — ELECTRICAL HEATER DATA (cont) AC-1 AC-2 COOLING APPLICATIONS- HSCCR ONLY Unit Comntrol Box AC-1, AC-2 Unit Control L 1 L 2 L 3 HSCCR Fuse Box Heater Wires Unit Disconnect Heater 369A 376A Factory wiring connects load-side of TB to line-side terminals on FU1-4.
Page 84 © 2019 Carrier Corporation Manufacturer reserves the right to 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-CRHEATER-04...

Carrier CRHEATER101A00 Installation Instructions Manual

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