ENVIRONMENTALLY FRIENDLY TECHNOLOGY

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.

SUPER ABSORPTION

Scope of order (NE)

 

Item

 

Standard

Option

 

Temperature

Inlet : 12.0° C

 

Outlet : 5° C~12° C

 

Outlet : 7.0° C

 

Temperature difference : 3° C~10° C

 

 

 

 

Flow rate

0.605m3/h•RT

 

Changes depending on chilled water temperature

water

 

difference (min. flow rate : 50%)

Max. working pressure

784kPa (8kg/cm2G)

981~1,961kPa (10kg/cm2G~20kg/cm2G)

 

Chilled

Hydraulic test pressure

Max. working press.+196kPa (2kg/cm2)

Max. working press.1.5 times

Fouling factor

0.088m2 ° C/kW (0.0001m2h° C/kcal)

No option

 

 

Material of tubes

Material : copper tube

No option

 

Water quality

Refer to JRA-GL02E-1994

No option

 

Structure of water header

Removal type

 

No option

 

Manufacturing standard of water header

SANYO standard

 

 

 

Temperature

Inlet : 32.0° C

 

Inlet : 20.0° C~33.0° C

 

Outlet : 37.5° C

 

 

 

 

 

 

 

 

 

 

water

Flow rate

1.0m3/h•RT

 

Within the water flow range of each model

Max. working pressure

784kPa (8kg/cm2G)

981~1,961kPa (10kg/cm2G~20kg/cm2G)

 

Cooling

Hydraulic test pressure

Max. working press.+196kPa (2kg/cm2)

Max. working press.1.5 times

Material of tubes

Material : copper tube

No option

 

Fouling factor

0.088m2 ° C/kW (0.0001m2h° C/kcal)

Max. 0.196m2 ° C/kW (0.0002m2h° C/kcal)

 

 

 

 

 

Water quality

Refer to JRA-GL02E-1994

No option

 

Structure of water header

Removal type

 

No option

 

Manufacturing standard of water header

SANYO standard

 

No option

 

Supply pressure

784kPa (8kg/cm2G) Saturated steam

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

 

(4kg/cm2G~8kg/cm2G)

 

Steam consumption rate

4.4kg/h•RT

 

Changes depending on the specifications

Steam

Max. working pressure

981kPa (10kg/cm2G)

No option

Hydraulic test pressure

1,471kPa (15kg/cm2G)

No option

 

 

Material of tubes and steam quality

Material : 9/1 copper nickel

No option

 

Quality : refer to JIS B-8223

 

 

 

 

Structure of water header

Removal type

 

No option

 

Manufacturing standard of water header

Japanese pressure vessel code

TUV•ASME

Electricity

3 phase 380V 50Hz

 

(Voltage regulation : within ± 10%)

Contact SANYO's representative

 

 

(Frequency regulation : within ± 5%)

 

 

 

 

 

 

Shipment

One-section

 

Multi-shipment

 

 

•Refrigerant temperature supervision

 

 

 

•Chilled water freezing protection

 

 

 

•Chilled water flow switch

 

 

 

•Cooling water temperature supervision

Cooling water flow switch

 

Safety functions

•H.T. generator temperature supervision

 

 

Control

 

•H.T. generator pressure supervision

 

 

•H.T. generator solution level supervision

 

 

•Crystalization protection

 

 

 

•Motor protection

 

 

 

Capacity control

•Digital PID control by chilled water outlet temperature

No option

 

•Inverter control of No.1 absorbent pump

 

 

 

 

 

 

 

 

Parts

Selected by SANYO

 

 

Painting

Munsell 5Y-7/1

 

No option

 

 

•Operation

: red

 

 

Indication lamps

•Stop

: green

No option

 

 

•Equipment alarm : orange

 

panel

Display

•LCD

 

No option

 

•Operation indication

 

Control

(no-voltage normal open contact)

 

•Alarm indication

 

 

 

External terminals

•Stop indication

 

No option

 

 

•Answer back indication

 

 

 

 

 

 

 

Structure

Indoor type

 

No option

 

Parts

Selected by SANYO

No option

Electrical wiring and piping

Wiring : 600V grade polyvinyl chloride-insulated wire

No option

Pipe : plicatube (flexible metal conduit)

 

 

 

condition

Place

Indoor

 

No option

Ambient temperature

5° C~40° C

 

No option

 

Ambient humidity

Relative humidity : Max. 90% (45° C)

No option

Installation

 

Be sure the following are not present:

 

 

•Poisonous gas

 

 

 

Atmosphere

•Corrosive gas

 

No option

 

•Explosive gas

 

 

 

 

 

 

 

 

 

 

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Sanyo DE operation manual Scope of supply NE, Scope of order NE

DE specifications

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