Sanyo DE User Manual download pdf (Page 25)

SUPER ABSORPTION

ENVIRONMENTALLY FRIENDLY TECHNOLOGY

The heating cycle

Item

Temperature

Flow rate

Max. working pressure

Hydraulic test pressure

Fouling factor

Material of tubes

Water quality

Structure of water header

Manufacturing standard of water header

Temperature

Flow rate

Max. working pressure

Hydraulic test pressure

Fouling factor

Material of tubes

Water quality

Structure of water header

Manufacturing standard of water header

Supply pressure

Steam consumption rate

Max. working pressure

Hydraulic test pressure

Material of tubes and steam quality

Structure of water header

Manufacturing standard of water header

Electricity

Shipment

Safety functions

Capacity control

Parts

Painting

Indication lamps

Display

External terminals

(no-voltage normal open contact)

Structure

Parts

Electrical wiring and piping

Place

Ambient temperature

Ambient humidity

Atmosphere

Option

Outlet : 5°C~12°C

Temperature difference : 3°C~10°C

Changes depending on chilled water temperature

difference (min. flow rate : 50%)

981~1,961kPa (10kg/cm

G~20kg/cm

Max. working press.✕1.5 times

No option

Inlet : 20.0°C~33.0°C

Within the water flow range of each model

981~1,961kPa (10kg/cm

G~20kg/cm

Max. working press.✕1.5 times

Max. 0.196m

°C/kW (0.0002m

h°C/kcal)

No option

392kPa~784kPa Max. allowable super-heat :10°C

(4kg/cm

G~8kg/cm

Changes depending on the specifications

No option

TUV•ASME

Contact SANYO's representative

Multi-shipment

Cooling water flow switch

No option

Standard

Inlet : 12.0°C

Outlet : 7.0°C

0.605m

/h•RT

784kPa (8kg/cm

Max. working press.+196kPa (2kg/cm

)

0.088m

°C/kW (0.0001m

h°C/kcal)

Material : copper tube

Refer to JRA-GL02E-1994

Removal type

SANYO standard

Inlet : 32.0°C

Outlet : 37.5°C

1.0m

/h•RT

784kPa (8kg/cm

Max. working press.+196kPa (2kg/cm

)

0.088m

°C/kW (0.0001m

h°C/kcal)

Material : copper tube

Refer to JRA-GL02E-1994

Removal type

SANYO standard

784kPa (8kg/cm

G) Saturated steam

4.4kg/h•RT

981kPa (10kg/cm

1,471kPa (15kg/cm

Material : 9/1 copper nickel

Quality : refer to JIS B-8223

Removal type

Japanese pressure vessel code

3 phase 380V 50Hz

(Voltage regulation : within ± 10%)

(Frequency regulation : within ± 5%)

One-section

•Refrigerant temperature supervision

•Chilled water freezing protection

•Chilled water flow switch

•Cooling water temperature supervision

•H.T. generator temperature supervision

•H.T. generator pressure supervision

•H.T. generator solution level supervision

•Crystalization protection

•Motor protection

•Digital PID control by chilled water outlet temperature

•Inverter control of No.1 absorbent pump

Selected by SANYO

Munsell 5Y-7/1

•Operation : red

•Stop : green

•Equipment alarm : orange

•LCD

•Operation indication

•Stop indication

•Alarm indication

•Answer back indication

Indoor type

Selected by SANYO

Wiring : 600V grade polyvinyl chloride-insulated wire

Pipe : plicatube (flexible metal conduit)

Indoor

5°C~40°C

Relative humidity : Max. 90% (45°C)

Be sure the following are not present:

•Corrosive gas

•Explosive gas

•Poisonous gas

Installation condition

Control panel Control Steam Cooling water Chilled water

Scope of order (NE)Scope of supply (NE)

1.Absorption chiller

(1) Lower shell

•Evaporator and refrigerant dispersion tray

•Absorber and absorbent dispersion tray

•Eliminators

(2) Heat exchangers

•High temperature (H.T.) heat exchanger

•Low temperature (L.T.) heat exchanger

(3) Upper shell

•Low temperature (L.T.) generator

•Condenser

•Eliminators

(4) High temperature (H.T.) generator

(5) Heat reclaimer

(6) Pumps

•Absorbent pump(s) with isolating valves

•Refrigerant pump with isolating valves

•Purge pump

(7) Control panel

•CE marking (if requested according to the regulation).

(8) Steam control valve

•Control valve (electric type)

•Shutoff valve

(9) Locally mounted controls and electric parts

•Temperature sensor

•H.T. generator solution level electrodes

•H.T. generator pressure gauge

(10) Purge unit

•Storage tank

•Ejector and liquid trap

•Piping and various manual valves

•Palladium cell with heater

(11) Interconnecting piping and wiring

(12) Initial charge

•Absorbent (lithium bromide)

•Refrigerant

•Inhibitor

(13) Painting

•Main unit: rust preventive painted

•Control panel: finish painted

(14) Accessories

•Operation manual : One set

•Washer (for fixing foundation bolts) : One set

•Manometer : One piece

•Gasket and sealant for rupture disk : One set

(if requested according to the regulation).

2.Factory test

Tests below are carried out in the SANYO factory.

•Check of external dimensions

•Leak test (vacuum side)

•Hydraulic pressure test for water and steam headers

•Electric insulation resistance test

•Dielectric breakdown test

•Function test only for electric circuit and safety devices

•Performance test (one unit is tested for performance when

several units of the same model are ordered for one project)

3.Scope of supply of the purchaser

(1) Unloading, transportation, and insurance depend on the indi-

vidual sales contractor between your company and SANYO

group.

(2) Foundations with foundation bolts.

(3) External chilled/water, cooling water, steam and drain

piping work including various safety valves. isolating valves,

etc.

(4) Rupture disk, flange of rupture disk, bolts, nuts, piping work

and tank, etc, if necessary.

(5) External wiring and piping for the chillers including

necessary parts.

(6) Insulation for the chillers including necessary parts.

(7) Mating flanges, gaskets, bolts and nuts

•Steam inlet nozzle flange for H.T. generator steam header.

•Steam drain outlet nozzle flange.

•Inlet/outlet nozzle flanges for chilled water. (evaporator)

•Inlet/outlet nozzle flanges for cooling water. (absorber/condenser)

(8) Finish painting of the chillers.

(9) Cooling water inlet temperature control device.

(10) Furnishing air-piping* and electric wiring/piping of steam

control valve including necessary parts.

(11) Various temp./press. gauges for steam and water lines.

(12) Steam drain tank.

(13) Cooling tower(s), chilled water pump(s) and cooling water

pump(s) and its auxilialy accessaries.

(14) Electric power supply (specified value).

(15) Supply of chilled water, cooling water, steam and air* at rated

conditions.

(16) Necessary tools, workers and materials for installation and

site test operation.

(17)

After-sales service and periodical maintenance of the chillers.

(18) Any other item not specifically mentioned in the scope of

supply.

Note: *For electric-pneumatic valve only.

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Sanyo DE User Manual Page 25

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