Heavy Duty Electric Storage

High-Input Commercial Electric Water Heater

Rinnai’s Heavy Duty Electric Storage Cylinders are designed to meet the rigorous demands for hot water in both commercial and large residential environments, all while optimising energy usage. Moreover, these electric water heaters can be easily connected in manifold systems to efficiently handle even greater hot water demands. The only building code compliant heavy duty commercial electric water heaters on the market.

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Product Details

Product Description

The Rinnai range of Heavy Duty commercial electric water heaters come in 57L and 332L capacities and can be installed both indoors or outdoors.

 

Building Code Compliant

Only compliant product of this configuration on the NZ market.

Energy Efficient

Well insulated cylinders keep running costs low.

Quicker Recovery

Multiple large elements ensure quicker recovery rates.

High Flow Rates

Larger pipe connections ensure high flow rates.

 

Versatility

Ability to install cylinders indoors or outdoors.

Y Class Vitreous Enamel Lined

High quality Y class enamel protects your cylinder for longer.

3 Phase Power Required

Technical Specifications

Codes

  • 57L: MEC060470E333 (3 x 3.3 kW), MEC060470E344 (3 x 4.4 kW)
  • 332L: MEC340652E333 (3 x 3.3 kW), MEC340652E344 (3 x 4.4 kW), MEC340652E355 (3 x 5.5 kW)

Construction

– Vitreous double enamelled inner cylinder
– High density expanded polyurethane foam
– Corrosion resistant outer casing

Anode

Rod Magnesium alloy AZ31 to AS2239
– Ø28 x 1450 mm (MEC340)
– Ø21 x 500 mm (MEC060)

Heating Elements

MEC060: 3 x 3.3 kW or 3 x 4.4 kW
MEC340: 3 x 3.3 kW, 3 x 4.4 kW, or 3 x 5.5 kW

Amps per element

  • 3.3 kW: 14.4 A
  • 4.4 kW: 19.2 A
  • 5.5 kW: 24.0 A

Electrical connection

230 V 1 phase
400 V 3 phase

Pressure limiting valve (not supplied)

750 kPa approx.

Cold water expansion control valve (not supplied)

850 kPa approx.

TPR valve (supplied)

46 kW, 1000 kPa, 99 °C

Thermostat

Factory setting – 75 °C
Min. thermostat setting – 60 °C, max. thermostat setting – 80 °C

Protection against water

IPX4

Weights MEC060

Empty: 30 kg, full 87 kg

Weights MEC340

Empty: 98 kg, full 430 kg

Market release

Apr 2024

CAD/BIM Downloads

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