Spiral Hydraulic Power Unit "PicoPica"
Manufactured by Sumino Co., Ltd. Japan
November 27, 2020

Speciﬁcation
Model

PicoPica 10
Rated Power

Generator-Voltage

6.0V

Current

0.4A

Power
LengthStructural
Dimensions

Width
(2)

Height

500W(300rpm)

10W

Number of Revolutions
(1)

-

2.4Ｗ
Main Body (L1)with Foundation (L2)with Foundation (H2)300rpm

59.7V

119.7V

178.6V

1.00A

2.01A

2.99A

240.3W

534.2W

59.7W-

3000mm (incl. protrusion)

280mm

656mm

-

764mm

385mm

700mm

(3)

Weight200rpm

3100mm (incl. protrusion)(3)

Main Body (H1)

100rpm

1085mm(3)

Main Body (W1)with Foundation (W2)

PicoPica 500

PicoPica 100-2150mm

17.5㎏

Main Body 500kg, Foundation 75kg(1) Output mode for PicoPica 100 and PicoPica 500 is three-phase alternating currency.
(2) The values of Structural Dimensions are subject to change without notice.
(3) Foundation Frames for PicoPica 100 and PicoPica 500 are optional auxiliary attachments (removable).

Main Components
Model

Pico Pica 10

Pico Pica 500

Pico Pica 100

Spiral Blade

φ198mm

φ540mmGenerator

see Speciﬁcationsee Speciﬁcation

Rotary Ball Bearings

Inner φ12mm

Innerφ40mm-Speed increase ratio 4

Accelerator

Auxliary Attachments
Model

PicoPica 10

PicoPica 500

PicoPica 100○--Optional

Voltage Controller (1)-Optional(2)-Optional

6V LED Light designed for exclusive use
Battery(1)Foundation Frame

Optional auxiliary attachments are available at cost by order.
(1) Battery and Voltage Controller should be paired and synchronized to the voltage speciﬁed by the buyer.
(2) Foundation Frame is designed to provide a 30-degree elevation to the inﬂow end of the main body when installed on a ﬂat and horizontal (withoutinclination) channel bed (see Elevation Angle in Eﬀective Channel Conditions below).

Eﬀective Channel Conditions (for reference only)
Model

PicoPica 10

PicoPica 100

PicoPica 500

Channel Platform Length (horizontal)

300mm

780mm

Rated Water-Flow Volume

10L/sec

100L/sec

Hydraulic Head

100mm

Elevation Angle
Caution:-700mm
Inﬂow end of the main body to be elevated and placed at an angle of 30 degrees
against the water surface at the hydraulic head

All matters related to electricity must be handled by professional electricans.
The manufacturer shall be free of liability for any accident or mechanical and/or human damage caused by mishandling.

Notes:
a. PicoPica 10 is an educational model and it is not recommended for practical use. It will be shipped in a dismantled form in a cardboard casing.
b. PicoPica 100 and PicoPica 500 can be used for practical purposes. Each model will be shipped in a fully assembled form in fumigated wooden casing.
Availability of PicoPika 100 is to be announced.
c. The rotary ball bearing is subject to wear. However, it can be removed and replaced without diﬃculty by screwing it oﬀ and on. Replacement bearings areavailable upon order at cost.

Spiral Hydraulic Power Unit "PicoPica500"
Manufactured by Sumino Co., Ltd. Japan
November 27, 2020

Main Bodyside viewH1

out ﬂow

W1

L1

Foundation Frame

1110mmside view

764mm

2100mmMain Body attached to Foundation Frameout ﬂowside viewH2

hydraulic headW2

For stability Foundation Frame is supported on both sides
by additional frame work to ﬁt the structure of the channel.

L2

The steel plate(Block Plate) blocks the ﬂow of water to level up the water
surface to the hydraulic head.

Spiral Hydraulic Power Unit "PicoPica10"
Manufactured by Sumino Co., Ltd. Japan
November 27, 2020

Main Bodyout ﬂowside view

H1

hydraulic head

W1

Children discussing how to assemble the parts.

L1

PicoPica 10 is structured with an appropriate elevation anda block plate to the inﬂow end and can be placed as it is on
a ﬂat and horizontal channel bed. The 6V LED light is a speciallymade auxiliary. It lights up when the generator is functioning
normally. It can be used to light up the walkway or for security.

PicoPica 10 is shipped in a dismantled form in a card board casing. Children will have fun assembling the parts.