Daikin EWAD420T-XSB2 [9/81] Main switch interlock door opt code 97 provided as standard

9/73

OPTIONS

Standard Options (supplied on basic unit)

Wye -Delta compressor starter [Y-D] (opt. code 05 – provided as standard) For low inrush current

and reduced starting torque – Opt. incompatibility: 06

Double set point (opt. code 10 – provided as standard)

Dual leaving water temperature set points

Phase monitor (opt. code 13 – provided as standard) Device that monitors input voltage and stops the

chiller in case of phase loss or wrong phase sequence.

Evaporator Victaulic KIT (opt. code 20 – provided as standard) Victaulic kit includes the

victaulic joint and the counter pipe fitted with victaulic groove to be welded with the plant pipes. Opt.

incompatibility: 21

20mm evaporator insulation (opt. code 29 – provided as standard) The external shell is covered

with a 20mm closed cell insulation material. Opt. incompatibility: 08

Electronic expansion valve (opt. code 60 – provided as standard)

Discharge line shut-off valve (opt. code 61 – provided as standard) Installed on the discharge port

of the compressor to facilitate maintenance operation.

Set point reset, demand limit and alarm from external device (opt. code 67/90 – provided as

standard) Setpoint Reset: The leaving water temperature set-point can be overwritten with an external 4-

20mA, through the ambient temperature, or through the evaporator water temperature ΔT. Demand

Limit: Chiller capacity can be limited through an external 4-20mA signal or via network. Alarm from

external device: The unit controller is able to receive an external alarm signal. The user can decide

whether this alarm signal will stop the unit or not.

Hour run meter (opt. code 68 – provided as standard)

General fault contactor (opt. code 69 – provided as standard)

Fans circuit breakers (opt. code 96 – provided as standard) Safety devices that, added to the

standard protection devices, protect fan motors against overload and overcurrent.

Main switch interlock door (opt. code 97 – provided as standard)

Unit right water connection (opt. code 101)

- Available on request.

Master / Slave (opt. code 128 – provided as standard) The EWAD~T -B features the new DAIKIN

Master/ Slave (M/S) control. Once set which unit has the role of master, the other(s) will operate as

slave(s) based on the inputs provided by the master.

The chillers must be installed in parallel in the hydronic plant.