Mammoth P6SP Series Commercial Packaged Electric Cooling Unit Owner’s Manual

Mammoth P6SP Series Commercial Packaged Electric Cooling Unit

Technical Specifications

• Designed for retrofit applications
• Compatible with most standard footprints
• Quick and easy installation and retrofit
• Compliant with ASHRAE 90.1 ADDENDUM S
• State-of-the-art scroll compressor
• Earth friendly non-ozone depleting refrigerant
• Manual reset high-pressure control for the long compressor life
• Optimized heat transfer with both indoor and outdoor coils
• Rust-proof guard to protect the coil
• Hi/low service ports for quick access
• Heavy-duty PSC motor for reliability and quiet operation
• 4 Amp circuit breaker included for low voltage circuit protection
• Liquid flood back and compressor failure protection
• Easy servicing with access panels to all controls and compressor
• Easily converts to horizontal airflow with side panel and duct flange
• No special servicing tools required
• Prevents condensation and ensures quiet operation
• Ease of service to the fan motor
• Base rails with rigging holes and fork truck slots
• 20 gauge galvanized steel construction with corrosion-resistant finish
• Fits most standard rooftop applications, adaptable for exceptions

Product Usage Instructions

Installation

1. Choose a suitable location for the unit on the rooftop or ground.
2. Ensure proper clearance around the unit for airflow and servicing.
3. Position the unit on the base rails, making sure it is level.
4. If applicable, install the curb or adapter to match the unit’s footprint.
5. Connect the electrical wiring to the unit following local electrical codes.
6. Connect the refrigerant lines to the unit using appropriate fittings.
7. Securely fasten the unit to the base rails or curb using the provided hardware.
8. Test the unit to ensure proper operation.

Maintenance

Regular maintenance is essential to ensure optimal performance and longevity of the unit. Follow these steps:

1. Turn off the power to the unit before performing any maintenance.
2. Clean the coils and filters regularly to remove dirt and debris.
3. Inspect and tighten electrical connections as necessary.
4. Check refrigerant levels and recharge if needed.
5. Lubricate moving parts as specified in the user manual.
6. Inspect and clean the fan motor and blades.
7. Check for any signs of damage or wear and repair as necessary.

FAQ

• Q: Can this unit be installed on the ground?
• A: Yes, this unit can be installed on the ground or on a rooftop with proper clearance and support.
• Q: Is the installation process complicated?
• A: No, the installation process is designed to be quick and easy, requiring minimal time and effort.
• Q: How often should I clean the coils and filters?
• A: It is recommended to clean the coils and filters at least once every three months or as needed based on the operating conditions.
• Q: Can I use this unit in extreme weather conditions?
• A: Yes, this unit is designed to withstand various weather conditions and has features to protect it from rain, snow, and other elements.

EER Commercial System Units

These units are designed specifically for retrofit applications and compatibility with most standard footprints. They take less time to install and retrofit, making the contractor’s job more profitable. These units offer flexibility in the replacement market. These units are compliant with the 2007 requirements of ASHRAE 90.1 ADDENDUM S.

WARRANTY

• 1-year limited parts
• 5-year compressor

FEATURES and BENEFITS

• Quality Compressor: State of the art scroll compressor is standard equipment.
• R-410A Refrigerant: Earth-friendly depleting refrigerant.
• 7 ½ & 10 Ton Feature Two-Stage Cooling.
• 6-Ton Features Single Stage Cooling.
• Optional Electric Heat: Field installed 9 – 35 KW.
• Hi/Low-Pressure Switches: Ensure long compressor life. Featuring manual reset high-pressure control.
• Copper Tube / Aluminum Fin Coils: Both indoor and outdoor coils are designed to optimize heat transfer, minimize size and cost, and increase durability and reliability.
• Plastic Mesh Hail Guard: A guard that will never rust and protects the unit’s coil from being damaged.
• For Easy Service: Hi/low service ports allow quick access without disrupting operation.
• Permanently Lubricated Motor: A heavy-duty PSC motor for long-lasting reliability and quiet operation. Requires no maintenance and is completely protected from rain and snow.
• 75 VA Transformer: Includes 4 Amp circuit breaker to protect low voltage circuit.
• Liquid Line Filter Driers: Factory installed for convenience.
• Crankcase Heater: Protection from liquid flood back and future compressor failures.
• Freeze protection thermostats: Provide reliable compressor operation.
• Easy Compressor and Control Access: Designed to make servicing easier for the contractor, access panels are provided to all controls and the compressor from the side of the unit.
• Convertible Air Delivery with Kit: Easily converts to horizontal airflow with side panel including duct flange and bottom close-off panels.
• Quick-Release Filter Access Panels: Requires no special servicing tools.
• Fully Insulated Bottom Pan: Helps ensure quiet operation and prevents condensation.
• Removable Top Grille Assembly: Allows ease of service to the fan motor.
• Full Perimeter Base Rail System: Base rails have rigging holes and do not need to be removed for curb applications. Base rails have fork truck slots on three sides.
• Durable, Attractive Cabinet: Designed using 20 gauge galvanized steel with a polyester urethane finish. The 950 hour salt spray finish is 1.5 mils thick and resists corrosion 50% better than comparable units.
• Compatibility: Fits most standard rooftop applications and can be easily adapted for exceptions. The footprint database is available for cross-reference at http://www.rooftopsystems.com under the “Adapter Quote” tab.

Dimensions

P6SP-120 SERIES – PHYSICAL DATA Dimensions shown in inches (mm)

Preliminary Data

• Base rails are not intended to be removed. Information provided is the total unit height for Horizontal duct applications or height dimension added to selected roof curb height for Vertical duct applications.
• ‡ Unit weight without packaging or field-installed accessories.
• † Field Installed Kit

SPECIFICATIONS AND ELECTRICAL DATA

Notes

1. Certified under AHRI Standard 340/360 at the minimum duct external static pressure allowed by the standard. ARI ratings for units with dual voltages are shown at the highest rated unit voltage.
2. E.E.R. – Energy Efficiency Ratio: The EER and Net Capacity is determined @ 95˚F Outdoor DB & 80˚F DB / 67˚F WB Air entering the evaporator
3. IEER – Integrated Energy Efficiency Ratio: a measure of merit for part load performance of the unit.
4. Compressor RLA = Compressor MCC ÷ 1.4

P6SP – EXPANDED RATINGS, COOLING MODE
P6SP-072(C/D)

P6SP-072(C/D) CONTINUED

Notes:

1. T.C. = Total (Net) Cooling Capacity, S.C. = Sensible Cooling Capacity, kW = Kilowatts
2. Expanded Ratings are based on 230 Volt – 60 Hz operation
3. Ratings based on factory standard blower drive
4. Bolded Values indicate ARI rating points
5. Energy Efficiency Ratio (EER) = T.C. / kW

P6SP – EXPANDED RATINGS, COOLING MODE
P6SP-090(C/D) (Two Compressor Operation)

P6SP-090 (C/D) (One Compressor operation)

Notes

1. T.C. = total (Net) cooling in kBtuh; S.C. = Sensible Cooling in kBtuh; kW = Kilowatts
2. Ratings are based on the Factory Standard blower drive combination
3. For 208-230V Units, the ratings shown reflect the 230V operation
4. Bolded Values indicate AHRI rating points
5. Energy Efficiency Ratio (EER) = T.C./kW

P6SP – EXPANDED RATINGS, COOLING MODE
P6SP-120 C/D (Two Compressor Operation)

Notes

1. T.C. = Total (Net) Cooling Capacity, S.C. = Sensible Cooling Capacity, kW = Kilowatts
2. Expanded Ratings are based on 230 Volt – 60 Hz operation
3. Bolded Values indicate ARI rating points
4. Energy Efficiency Ratio (EER) = T.C. / kW

BLOWER PERFORMANCE – DOWN FLOW CONFIGURATION

P6SP-072 SERIES

NOTES

• Denotes Factory sheave setting.
• All Performance Curve data collected at 230V
• The boldface type indicates factory recommended blower operating range.
• Values include losses for air filters, unit casing, and dry evaporator coil.
• See Accessory Performance Data for additional static pressure information.
• Low Static Drive Consists of: 1 Hp Motor; 1VP40 Motor Sheave; AK66 Blower Pulley & A-44 belt
• Med Static Drive Consists of: 1.5 Hp Motor; 1VP44 Motor Sheave; AK59 Blower Pulley & A-43 belt

BLOWER PERFORMANCE – HORIZONTAL FLOW CONFIGURATION
P6SP-072 SERIES

NOTES

• Denotes Factory sheave setting.
• All Performance Curve data collected at 230V
• Boldface type indicates factory recommended blower operating range.
• Values include losses for air filters, unit casing, and dry evaporator coil.
• See Accessory Performance Data for additional static pressure information
• Low Static Drive Consists of: 1 Hp Motor; 1VP40 Motor Sheave; AK66 Blower Pulley & A-44 belt
• Med Static Drive Consists of: 1.5 Hp Motor; 1VP44 Motor Sheave; AK59 Blower Pulley & A-43 belt

BLOWER PERFORMANCE – DOWNFLOW CONFIGURATION P6SP-090 SERIES

2 HP Low Static Drive: External Static Pressures (Inches Water Column

3HP Medium Static Drive:
External Static Pressures (Inches Water Column)

ЗНР High Static Drive: External Static Pressures (Inches Water Column

NOTES

• Denotes Factory sheave setting.
• Low Static Drive Consists of: 2 Hp Motor; 1VP40 Motor Sheave; AK59 Blower Pulley & A-43 belt.
• Med Static Drive Consists of: 3 HP Motor; 1VP44 Motor Sheave; AK 54 Blower Pulley & A-42 belt.
• High Static Drive Consists of: 3 Hp Motor; 1VP50 Motor Sheave; AK 56 Blower Pulley & A-43 belt.
• The boldface type indicates factory recommended blower operating range.
• Values include losses for air filters, unit casing, and dry evaporator coil.
• See the Accessory Performance Data table for additional static pressure information.

BLOWER PERFORMANCE HORIZONTAL FLOW CONFIGURATION P6SP-090 SERIES

2 HP Low Static Drive: External Static Pressures (Inches Water Column)

3HP Medium Static Drive: External Static Pressures (Inches Water Column)

3HP High Static Drive: External Static Pressures (Inches Water Column)

NOTES

• Denotes Factory sheave setting.
• Low Static Drive Consists of: 2 Hp Motor; 1VP40 Motor Sheave; AK59 Blower Pulley & A-43 belt
• Med Static Drive Consists of: 3 Hp Motor; 1VP44 Motor Sheave; AK 54 Blower Pulley & A-42 belt
• High Static Drive Consists of: 3 Hp Motor; 1VP50 Motor Sheave; AK 56 Blower Pulley & A-43 beltValues include losses for air filters, unit casing, and dry evaporator coil.
• The boldface type indicates factory recommended blower operating range.
• See the Accessory Performance Data table for additional static pressure information.

BLOWER PERFORMANCE – DOWNFLOW CONFIGURATION P6SP-120 SERIES

2 HP Low Static Drive: External Static Pressures (Inches Water Column)

NOTES

• Denotes Factory sheave setting.
• Low Static Drive Consists of: 2 Hp Motor; 1VP40 Motor Sheave; BK 75 Blower Pulley & B-49 belt
• High Static Drive Consists of: 3 Hp Motor; 1VP50 Motor Sheave; BK 75 Blower Pulley & B-51 belt
• Boldface type indicates factory recommended blower operating range.
• Values include losses for air filters, unit casing, and dry evaporator coil.
• See Accessory Performance Data table for additional static pressure information.

BLOWER PERFORMANCE HORIZONTAL FLOW CONFIGURATION P6SP-120 SFRIFS

NOTES

• Denotes Factory sheave setting.
• Low Static Drive Consists of: 2 Hp Motor; 1VP40 Motor Sheave; BK 75 Blower Pulley & B-49 belt
• High Static Drive Consists of: 3 Hp Motor; 1VP50 Motor Sheave; BK 75 Blower Pulley & B-51 belt
• Boldface type indicates factory recommended blower operating range.
• Values include losses for air filters, unit casing, and dry evaporator coil.
• See Accessory Performance Data table for additional static pressure information.

P6SP ELECTRICAL DATA

NOTES

• FLA = Full Load Amps
• RLA = Rated Load Amps
• LRA = Locked Rotor Amps
• MCA = Minimum Circuit Ampacity
• MOP = Maximum Over-Current
• Protection
• NA=Not Applicable
• C Series, Electrical unit data shown for 208V – 230V
• D Series, Electrical unit data shown for 460V

MODEL IDENTIFICATION CODE

ELECTRICAL DATA FOR POWER EXHAUST ACCESSORY KITS

ACCESSORIES

NOTE

Requires seperate branch circuit, see table Electrical Data For Power Exhaust Accessory Kits, pg 13

GENERAL TERMS OF LIMITED WARRANTY
NORDYNE will furnish a replacement for any part of this product which fails in normal use and service, in accordance with the terms of the warranty.
For complete details of the Limited Warranty, including applicable terms and conditions, see your local installer or contact the NORDYNE warranty department for a copy.

CONTACT

• Specifications and illustrations subject to change without notice and without incurring obligations. Printed in U.S.A (03/2010)
• 011D-0310 (Replaces 011D-0609)
• www.mammothlc.com.

References

• Ruskin Rooftop Systems > Home

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