Maruhi

MARUHI Co., Ltd.

ABOUT
Company Profile

MARUHI Co., Ltd.

Established in 1988, Maruhi Incorporation is a historical company of manufacturing precision motor and encoder in Iida City of Nagano. Recently, fully waterproof compact three-phase AC power generator was developped by utilizing precision motor manufacturing technology and Maruhi conducts development, manufacturing and sales of micro hydraulic power generation system (with output 0.02~20kW) equipped with the generator.

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PRODUCTS
Handling Product

Micro Hydraulic Power Generation Equipment

EPGS

Portable Emergency Power Generation System
Solar panel, AC100V output or lithium ion battery can be added as option to portable storage battery case (weight at 9kg).

EPGS

  EPGS
Net Head*1 -
Discharge*1 -
Rated output 20W(Max.30W)
Rated voltage DC25V
Rated speed 200rpm
Installation in Air
Outer size ø179.5×115.8mm
Output DC12V, USB port×2 

Karugamokun

Compact Overshot Wheel Power Generation Equipment is used for enlightenment/education of utilizing natural energy.

Karugamokun

  Karugamokun
Net Head*1 1~3m
Discharge*1 15 - 30ℓ/s 
Gene. Output 50~200W
Rated voltage -
Rated speed -
Installation in Air
Layout size -
Output -

Suijin

Propeller Turbine Power Generator of Completely Submerged Type. Optimal design of propeller is provided separately.

Suijin

  Suijin-Mini Suijin 3kW Suijin 5kW
Net Head*1 2 - 3m 2~4m
Discharge*1 30 - 50ℓ/s 100~250ℓ/秒
Rated output 400W(max.500W) 2.4kW(Max.3kW) 4kW(Max.5kW)
Rated voltage AC30V AC240V AC150V
Rated speed 1000rpm 1800rpm
Installation in Water
Layout size ø113.5×L400mm ø140×L600mm
Output*2 Standalone, Power grid connect, Power storage

ME074

Open Cross Flow Turbine Generator of Agriculture Water Type

ME074

ME074-Mini ME074 3kW ME074 5kW
Net Head*1 1~2m 1~8m
Discharge*1 50 - 100ℓ/s 100 - 800ℓ/s
Rated output 400W(max.500W) 2.4kW(Max.3kW) 4kW(Max.5kW)
Rated voltage AC30V AC240V AC150V
Rated speed 1000rpm 1800rpm
Installation in Water
Layout size ø113.5×L400mm ø140×L600mm
Output*2 Standalone, Power grid connect, Power storage

Redstone

Micro Hydraulic Power Generation System of All-weather type.

Redstone

  Redstone-Mini Redston
3kW
Redstone
5kW
Redstone
Large
Net Head*1 5~20m >20m >30m
Discharge*1 5 - 20ℓ/s 15 - 30ℓ/s >35ℓ/s
Rated output 400W
(max.500W)
2.4kW
(Max.3kW)
4kW
(Max.5kW)
4~16kW
(max.20kW)
Rated voltage AC30V AC240V AC150V
Rated speed 1000rpm 1800rpm
Installation in Air
Layout size 715×732×H500mm 810×832×H500mm 910×1000×H690mm
Output*2 Standalone, Power grid connect, Power storage

*1 The Net Head and Discharge (flow) mentioned above are standard critera. Please feel free to contact us for other than that.
*2 Power Generating Systems

Handling Product

Please feel free to contact us.