Miele PT 8251 G User instructions

02.11 Mat. NR. 07 803 760 / 02

Installation plan

Tumble dryers

Installatieschema

Droogautomaat

PT 8251 G

PT 8253 G

PT 8255 G

PT 8257 G

nl - NL

en - GB

Mat. NR. 07 803 760 / 02

Lees beslist de gebruiks- en montagehandleiding voordat u uw

apparaat plaatst, installeert en in gebruik neemt.

Dat is veiliger voor uzelf en u voorkomt schade aan uw apparaat.

Technische wijzigingen voorbehouden

It is essential to read the operating and installation instructions before

installing, commissioning or using the machine.

This avoids the risk of accidents or damage.

Installationsplan / Installation plan: PT 8251/8253/8255/8257

Datum / Date: 12.01.2011 Seite / Page: 8

Technical datasheet

Tumble dryer:

Heating:

PT 8251/8253/8255/8257

Gas (G)

Legend:

Abbreviations in bold type:

Connection required

en - GB

Abbreviations in circle with dashes:

Connection optional or required depending on model version

Optional extras:

Miele plinth

UG 8250 box plinth

Height

127

Width

900

Depth

685

Concrete plinth

Quality and density of concrete must comply with load.

Concrete plinth must be firmly secured to floor!

Recommended height

100

Minimum height

Width min.

900

Width min.

900

Machine connections:

Electrical

connection

1. Standard voltage (as supplied)

1N AC 220 - 240

Frequency

Rated load

0.8

Fuse rating

1 × 10

Connection cable, min. cross-section

mm²

3 × 1.5

Cable screw connector

M 20

Connection cable (to be ordered separately)

Electrical connection must comply with national regulations.

Connection using multi-pole wall socket in compliance with

IEC/EN 60309 and IEC/EN 60947 is recommended in order to

simplify electrical tests.

If machines are hard-wired, a multi-pole mains switch must be

provided on site.

A wall socket or mains isolator must be accessible after

installation.

Equipotential

bonding

Connection with male thread

10 × 35

with washers and nut.

Accessories to be ordered separately

If necessary, equipotential bonding with good galvanic

contact must be provided in accordance with all appropriate

national and local regulations.

Installationsplan / Installation plan: PT 8251/8253/8255/8257

Datum / Date: 12.01.2011 Seite / Page: 9

Gas connection

Nominal heat rating

Machine-side connection according to ISO 7-1

Inch

½“

Length of connection hose (supplied)

350

Stopcock to be provided on site.

Use of gas plug connection is not permissible on account of

restricted flow volume with respect to heater rating.

Natural gas

Connection thread (on site)

Inch

½" internal thread

Connection pressure according to DIN EN 437

cf. operating and installation instructions

Liquid gas

Connection thread (on site)

Inch

½" internal thread

or alternatively:

On-site connection with high-precision steel pipe accord-

ing to DIN 2391/DIN2393, with smooth pipe end,

Min. connection length

Connection sleeve ½" × ⅜" and ⅜" threaded union × DN

12 for steel pipe supplied with machine. ⅜" × DN 12 threaded union for steel pipe.

Connection pressure according to DIN EN 437

cf. operating and installation instructions

Connection to gas supply must comply with national

regulations.

Note installation instructions for gas-heated Miele tumble

dryers.

Waste air/gas

Max. nominal air flow in vented mode (PT 8257 only)

m³/h

560

Nominal air flow (PT 8251/8253/8255 only)

m³/h

510

Max. permissible pressure loss

200

Connection on machine side (ext. diameter)

150

Connection pipe provided on site (int. diameter)

150

Max. temperature

°C

This tumble dryer is a gas-burning machine without a flow-

operated safety device with fan downstream of heat

exchanger.

Technical design: B22 (as standard)

Waste gas pipework must be pressure-tight.

Waste gas connections should be performed in accordance

with national and local regulations and may require approval.

Note installation instructions for gas-heated Miele tumble

dryers.

As relative humidity inside the vent ducting can be as high as

100%, suitable measures must be taken to prevent a

backflow of condensate into the machine.

Air intake

Standard connection: Air intake from installation site

Unobstructed air intake into room recommended (corres-

ponding to 3 times the vent cross-section of machine)

cm²

531

A sufficient supply of fresh air should be ensured to

replace the air extracted.

Alternative connection: Ducted air intake (from outside

building)

Connector on machine (int. diameter)

161

Connection pipe provided on site (ext. diameter)

160

Lid removal exposes live components! For safety reasons,

the pipe connected for central air intake should be at least

900 mm long and secured using two screws.

Installationsplan / Installation plan: PT 8251/8253/8255/8257

Datum / Date: 12.01.2011 Seite / Page: 10

Fittings (supplied)

Without plinth

2 × clamps

2 × screws DIN 571 (Ø × length)

6 × 40

2 × rawl plugs (Ø × length)

10 × 50

Machine must be bolted to the floor!

Fixing materials for a floating screed floor are to be provided

on site.

On concrete platform

2 × clamps

2 × screws DIN 571 (Ø × length)

6 × 40

2 × rawl plugs (Ø × length)

10 × 50

Machine must be bolted to the floor!

Fixing materials for a floating screed floor are to be provided

on site.

Machine data

Unit width

906

Machine depth

852

Unit height

1400

Casing width

900

Casing depth

747

Minimum width of delivery access to installation site

860

Recommended rear wall gap (measured to front of machine)

1300

Min. wall gap (to rear edge of lid)

500

Net weight

150

Dynamic floor load, max.

1624

Average heat dissipation

(dependent on ambient room temperature and programme

selected)

512

A Noise level

dB (A)

68.6

A Sound pressure level

(measured at a distance of 1 m from the machine and at a

height of 1.6 m)1 m

dB (A)

Installation should only be carried out by authorised fitters in accordance with valid regulations!

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