Daikin EWWQ-AJYNN Service Manual page 11

ESIE 07-05
1.7 Options (on request)
100% total heat recovery (OPTR)
Partial heat recovery (OPPR)
Ampmeter and voltmeter (OP57)
Condenser power factor correction
(OPPF)
Suction line shut off valve (OP12)
Cu-Ni 90-10 condenser (OPNI)
Witness tests
Soft start (OPSS)
Produced with tube bundle placed in a single shell
with the water condensers. Heat exchangers heads
are provided with 2 connections for entering/leaving
heat recovery water and 2 separate connections for
condensing water.
Produced with plate to plate heat exchangers installed
on discharge side of compressor hot gas. These allow
hot water to be produced up to a maximum
temperature of + 50 °C.
Digital meters of unit drawn amperes and voltage
values, installed on the electrical control panel.
Installed on the electrical control panel to ensure it
conforms to the plant rules. (DAIKIN advises
maximum 0.9).
Suction shut-off valve installed on the suction port of
the compressor to facilitate maintenance operation.
To work with sea water the heat exchangers are fitted
with Cu-Ni tubes and special protection inside the end
covers.
The units are normally tested at the test bench prior to
the shipment. On request, a second test can be
carried out, at customer's presence, in accordance
with the procedures indicated on the test form. (Not
available for units with Glycol mixtures).
Electronic starting device to reduce inrush current. An
overload protection is included.
Introduction
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