Thermal Zone TZPL-090 Series Manual

Thermal Zone TZPL-090 Series Manual

Commercial high-efficiency remote heat pumps

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Commercial
High-Efficiency
Remote Heat Pumps
TZPL- 090 & 120 Series
Featuring Industry Standard R-410A
7 .5 TON MODEL
[26 kW]
Manufactured for
Thermal Zone
Philadelphia, PA
®
FORM NO. PTZ-783 REV. 2
Supersedes Form No. PTZ-783 Rev. 1
10 TON MODEL
[35 kW]
7.5 & 10 NOMINAL TON UNITS
[26 & 35 kW]

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Summary of Contents for Thermal Zone TZPL-090 Series

  • Page 1 Remote Heat Pumps TZPL- 090 & 120 Series Featuring Industry Standard R-410A 7 .5 TON MODEL [26 kW] 10 TON MODEL [35 kW] Manufactured for Thermal Zone ® Philadelphia, PA 7.5 & 10 NOMINAL TON UNITS [26 & 35 kW]...
  • Page 2: Table Of Contents

    • Because of the simple design of the Thermal Zone ® Remote Heat Pump unit, installation is quick and simple, and very little maintenance is required.
  • Page 3: Standard Unit Features

    STANDARD UNIT FEATURES 7.5 TON FEATURES AND BENEFITS 1. CABINET—Galvanized steel with powder coat paint finish. The powder coat paint finish is high gloss, durable and capable of with- standing a 1000-hour salt spray test per ASTM B 117. All access panels can be opened or removed without affecting the structural strength of the unit.
  • Page 4 STANDARD UNIT FEATURES (con’t.) 8. COIL—Constructed with copper tubes and aluminum fins mechanically bonded to tubes for maximum heat transfer capabilities. All coil assemblies are leak tested up to 550 PSIG (3792 kPa) internal pressure. SERVICE ACCESS—Control box with separate line and con- trol voltages, as well as compressor and other refrigerant con- trols are accessible through access panels.
  • Page 5 STANDARD UNIT FEATURES (con’t.) 10 TON FEATURES AND BENEFITS 1. BASE RAILS—Commercial grade base rails for handling any rigging. 2. CABINET—Galvanized steel with powder coat paint finish. The powder coat paint finish is high gloss, durable and capa- ble of withstanding a 1000-hour salt spray test per ASTM B 117.
  • Page 6 STANDARD UNIT FEATURES (con’t.) UNIT INTERIOR-TOP VIEW 16. AUTO-RESET HIGH PRESSURE CONTROL, AND AUTO- 9. SERVICE ACCESS—Control box with separate line and control voltages, as well as compressor and other refrigerant controls RESET LOW PRESSURE CONTROL—To provide compressor are accessible through access panels. An electrical access cover protection under abnormally high head pressure conditions (out- may be opened or removed without affecting normal operation of door fan failure, restriction, dirty coil, etc.) or abnormally low suc-...
  • Page 7: Performance Ratings

    Performance Data AHRI Standard Conditions Note: Only these combinations of indoor/outdoor units are approved and any other combinations should not be used. AHRI Cooling Performance AHRI Htg. Performance (70°F [21.0°C] Indoor) Outdoor Air Outdoor Air Model Numbers 80°F [26.5°C] DB/67°F 47°F DB/43°F WB 17°F DB/15°F WB [19.5°C] WB Indoor Air 95°F [35.0°C] DB Outdoor Air...
  • Page 8: Unit Dimensions

    UNIT DIMENSIONS & WEIGHTS 7 .5 TON [26.38 kW] 7 .5 TON [26.38 kW] CORNER WEIGHTS (LBS.) [kg] CORNER WEIGHTS, LBS. [kg] TOTAL WEIGHT MODEL LBS. [kg] TZPL-090 398 [180.5] 67 [30.4] 102 [46.3] 92 [41.7] 137 [62.1] [ ] Designates Metric Conversions...
  • Page 9 UNIT DIMENSIONS (con’t.) 10 TONS [35 kW] CORNER WEIGHTS (PERCENTAGE) MODEL TZPL-120 CORNER WEIGHTS (LBS.) [kg] MODEL TZPL-120 167 [75.7] 160 [72.6] 160 [72.6] 167 [75.7] TOTAL WEIGHT, 120 = 654 LBS. [296.6 kg] CENTER OF GRAVITY MODEL X" Y" TZPL-120 31.2 18.9...
  • Page 10: Selection Procedure

    SELECTION PROCEDURE To select an TZPL- Heat Pump unit to meet a job requirement, follow this procedure. 1. DETERMINE COOLING AND HEATING REQUIREMENTS AND SPECIFIC OPERATING CONDITIONS FROM PLANS AND SPECS. Example: *Total cooling capacity— 84,000 BTUH [24.61 kW] *Sensible cooling capacity— 68,000 BTUH [19.92 kW] *Heating capacity—...
  • Page 11: Cooling & Heating Performance Data

    COOLING PERFORMANCE DATA—TZPL-090/TZHGM-090 ENTERING INDOOR AIR @ 80°F [26.7°C] dbE ➀ 71°F [21.7°C] 67°F [19.4°C] 63°F [17.2°C] CFM [L/s] 3600 [1699] 3000 [1416] 2400 [1133] 3600 [1699] 3000 [1416] 2400 [1133] 3600 [1699] 3000 [1416] 2400 [1133] DR ➀ Total BTUH [kW] 110.0 [32.2] 106.1 [31.1] 102.3 [30.0]...
  • Page 12 COOLING PERFORMANCE DATA—TZPL-120/TZHGM-120 ENTERING INDOOR AIR @ 80°F [26.7°C] dbE ➀ 71°F [21.7°C] 67°F [19.4°C] 63°F [17.2°C] CFM [L/s] 4500 [2124] 3750 [1770] 3000 [1416] 4500 [2124] 3750 [1770] 3000 [1416] 4500 [2124] 3750 [1770] 3000 [1416] DR ➀ Total BTUH [kW] 149.2 [43.7] 144.0 [42.2] 138.7 [40.6]...
  • Page 13: Piping

    TYPICAL REFRIGERANT PIPING RECOMMENDATIONS General Notes: 1. Vertical risers not to exceed 60 feet [18.29 m]. 2. Locate the remote heat pump unit and indoor air handler as close together as possible to minimize piping runs. 3. Remote heat pump units are shipped with a nitrogen holding charge. Evacuate remote heat pump unit before charging with refrigerant. 4.
  • Page 14 TYPICAL REFRIGERANT PIPING RECOMMENDATIONS (con’t.) REQUIRED OZS. R-410A RIGGING TZPL 090 & 120 MODELS CHARGE PER FT. [m] OF TUBING TUBE SIZE LIQUID VAPOR O.D. (IN.) [mm] (OZ.) [g] (OZ.) [g] [12.7] 1.06 [30.0] .04 [1.13] [15.88] 1.65 [46.7] .07 [1.98] [19.05] 2.46 [69.7] .10 [2.83]...
  • Page 15: General Installation

    GENERAL INSTALLATION SLAB INSTALLATION The Remote Heat Pump unit must be installed outdoors. It Remote Heat Pump units should be set on a solid level foun- should be located as near as possible to the indoor section to dation. When installed at ground level, the unit should be keep connecting refrigerant tubing lengths to a minimum.
  • Page 16: Typical Field Wiring Connections

    TYPICAL FIELD WIRING CONNECTIONS LOW-VOLTAGE WIRING WITH HEATER KIT LOW-VOLTAGE WIRING WITHOUT HEATER KIT THERMOSTAT (-)PWL- THERMOSTAT (-)PWL- *** O HEATER KIT FIELD YELLOW INSTALLED BLOWER CONTACTOR PURPLE BLACK BROWN NOTES: NOTES: TERMINAL, IF USED, MAY BE LABELED “C” OR “X” TERMINAL, IF USED, MAY BE LABELED “C”...
  • Page 17: Wiring Schematics

    TYPICAL WIRING SCHEMATICS...
  • Page 18 TYPICAL WIRING SCHEMATICS...
  • Page 19: Sequence Of Operation

    SEQUENCE OF OPERATION COOLING MODE 1. With thermostat in the cool mode, fan auto and the room 1. Reversing valve (RV) and defrost control (DFC) are temperature higher than the thermostat setting: energized through room thermostat contact (B). a. Indoor blower contactor (BC) is energized through ther- 2.
  • Page 20: Guide Specifications

    The units shall have a liquid line and suction gas line LOW AMBIENT OPERATION—Standard units shall start and service valve with gauge port. Units shall have one direct drive operate to 0° F when matched with Thermal Zone ® air han- hermetic scroll compressor with centrifugal oil pump providing dlers and coils.

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