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Specifications

Casing

The casing is made of zinc plated sheet steel, and has an inspection panel in the

bottom. The inlet grilles are made of anodized aluminium with fixed fins. Both the

inlet grille casings and the end panels as well as the casing are, as a standard,

suppliedinthecolortrafficwhite(RAL9016)oraluminium(RAL9006).OtherRAL

colors are available at an extra charge.

Motor / Fan assembly

Theaircurtainisequippedwithtwoormore(dependingontype)dual-inlet,vibration-

freesuspendedcentrifugalfans.Eachfanisdrivenbyatwo-sided,suspendedrotor

motor on ball bearings. The fan casing and the impeller are made of zinc coated

plate steel. The motors are, as a standard, fitted with thermal contacts. These ther-

mal contacts will break the circuit of the motor when the maximum

permissible motor temperature is exceeded.

Heating coil

The low water temperature heating coil is made up of

/8"(CA

S/M)and

/2"

(CA

L/XL)copperpipesandaluminiumfins.ThewatersupplyconnectionsareG1"

female thread. The maximum operating pressure is 6 bar at 110°C. Higher pressure

levels,upto10bar,areavailableonrequest.Thepermissibledifference(Δp)is

0.5 bar CA

S/M,and1.0barforCA

L/XL. The electric heating exchanger is made

up of aluminium fins. The exchanger is controlled by the electronic control unit

and is fitted with overload protection. When the unit is switched off, the fans will

continue to rotate until the fins have cooled off sufficiently.

Connections

To connect hot-water heated units to the mains supply, they come with a fixed

cable(approx.2mlong)withamolded,earthedplug.TheCentralHeatingconnections

andtheconnectorplatearefittedatthetopoftheunit.So,theunitneednotbe

opened during installation. The feeder cable to electrically heated units must be

connected within the unit. The top of the unit has a tension sleeve for feeding

through the feeder cable.

Subjecttochangewithoutnotice

Biddle bv

P.O. Box 15

NL-9288 ZG Kootstertille

The Netherlands

tel. +31 512 33 55 24

fax +31 512 33 14 24

e-mail [email protected]

internet www.biddle.info

CA2.Ex-en-2012-09-PDF•12081869

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