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4. PHYSICAL CHARACTERISTICS

• 

Inlet connection: 1” (1

¼” for MHP150)

• 

Outlet connection: 1”

 

Motor

• 

2-pole induction motor

• 

Single-phase: 110-125VAC/60Hz

• 

Input thermal protector

• 

Insulation class: F

• 

Protection: IP55 

5. OPERATING CONDITIONS

• 

Liquid temperature: 0°C-60°C (32°F-140°F)

• 

Maximum environmental temperature: 50°C (122°F)

• 

Maximum operating pressure: 10 bar (145 PSI)

• 

Maximum suction pressure is limited by maximum operating

 

pressure

Under no circumstances should the pump be exposed to freez

-

ing temperatures with water in the pump.

6. INSTALLATION

Handle with care. Dropping and impact can damage the product.

Before proceeding with installation, make sure the unit shows no visible 

signs of damage. 

 

Mounting Location

The pump must be mounted in a horizontal orientation and must be 

mounted externally on the ground or other sturdy platform. When mount

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ed externally, the pump must be safely and securely mounted in a man

-

ner which prevents exposure to electrical connections and in a location 

which prevents damage and exposure to freezing temperatures.

Environmental Considerations

If the pump may be exposed to freezing temperatures, the pump must be 

fully drained and protected with food-grade antifreeze. The pump offers 

water resistance but should be mounted in a location away from direct 

exposure to rain, humidity, snow, excessive heat and direct sunlight.

Summary of Contents for MHP50

Page 1: ...MHP50 MHP75 MHP150 USER MANUAL...

Page 2: ...It is the installer s responsibility to read understand and comply with these instructions...

Page 3: ...tions requirements Optionally for added ease of use the pump may be paired with an aux iliary pump controller RainFlo PC115A for on off functions and run dry protection Please Note This appliance is o...

Page 4: ...e intended for use in pumping circulating and boosting water industrial fluids and other weak chemical industrial mediums Rainwater harvesting systems Greywater systems Water treatment processes Water...

Page 5: ...n damage the product Before proceeding with installation make sure the unit shows no visible signs of damage Mounting Location The pump must be mounted in a horizontal orientation and must be mounted...

Page 6: ...ns should always be made by a qualified electrician Extra care should be taken to verify that all components are properly grounded NOTICE This pump must be primed prior to first use Priming Procedure...

Page 7: ...ure up to 45 PSI up to 45 PSI up to 45 PSI Inlet outlet size 1 FNPT 1 FNPT 1 FNPT 1 FNPT 1 FNPT 1 FNPT Weight 19 65 lbs 22 lbs 25 5 lbs Dimensions 15 75 L x 6 5 W x 9 H 15 75 L x 6 5 W x 9 H 16 L x 6...

Page 8: ...0 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 Hft RainFlo MHP50 RainFlo MHP75 RainFlo MHP150 10 PERFORMANCE CHARTS RainFlo MHP50 Performance Chart TDH PSI GPM 79 34 3 5 77 33 5 74 32...

Page 9: ...0 104 45 15 8 92 40 17 0 81 35 18 8 69 30 20 2 58 25 21 4 46 20 22 7 35 15 24 0 23 10 25 0 13 5 5 26 2 RainFlo MHP150 Performance Chart TDH PSI GPM 160 68 2 139 60 12 127 55 15 2 116 50 19 3 104 45 2...

Page 10: ...isn t too high Verify the suction head is in water Prime the pump The pump runs but no water Check the suction side intake connection and ensure it is not blocked or damaged If so clean or replace the...

Page 11: ...9...

Page 12: ...RainHarvest Systems RainHarvest com 800 654 9283 030524...

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