Hoffman Enclosures DAH1001A, DAH1002A, DAH2001A, DAH2002A, DAH4001B Installation Instructions Manual

Electric Heaters

Elektrisches Heizgerät

Réchauffeur Élétrique

Eléctrico Calentador

87565511

Rev. C 113357 P/N 28359001E 2005 Hoffman Enclosures Inc.

®

E 2005 Hoffman Enclosures Inc.

2 87565511

To avoid electric shock and equipment damage,
disconnect any power supplies to the enclosure
before installing the electric heater.

English

INTRODUCTION

1. Before installing the electric heater, read these instructions carefully. Failure
to follow these instructions could damage the product or cause a hazardous
condition.

2. Check the ratings on the heater label to assure the product is suitable for
your application.

WARNING

GENERAL SAFETY INFORMATION

1. Protect the lead wires from coming in contact with sharp objects, hot
surfaces, and/or chemicals.

2. If continuous operation of the heater is essential to the safe functioning of
any other equipment, adequate warning devices must be installed to assure
safe operation at all times.

These electric heaters are not designed for use in dusty,
dirty, corrosive, or hazardous locations.

Portions of the heater can get hot. Adequate protection
must be taken to protect people from potential burns, and to
protect other components from this heat.

This heater can only be installed in a totally enclosed metal
enclosure.

CAUTION

English

LOCATION AND MOUNTING

1. Hoffman electric heaters should be centered as
low as possible in the enclosure for optimum heat
distribution.

2. It is recommended that the heater be installed
on a panel for optimum performance. It may,
however, be mounted on any metal surface.

3. The heater should be mounted in a vertical
position with the terminal block at the bottom and
the air outlet openings at the top as shown.

4. Heaters should not be installed on wood or
other combustible surfaces.

5. Heat sensitive components should not be
placed above the heater discharge area.

6. The recommended clearances shown by the
shadowed area indicate the space that should be
kept free of components for safe operation of the
heater.

7. Four 10−32 UNF, self−tapping screws are
included for installation.

0

10

20

30

40

50

60

024681012

Temperature Rise Vs Distance Above Heater

Vertical Distance Above Heater, inches/mm

Temp Rise Above Heater Inlet °C / °F

X (Minimum
recommended
distance above
heater)

100 Watt Heater

200 Watt Heater

400 Watt Heater

800 Watt Heater

Vertical Surface Mounting

Optional Horizontal

Surface Mounting

X

50mm 102mm 152mm 203mm 254mm 559mm

Thermal sensitive devices or materials may need to be
located further from the heater than the minimum
recommended distance.

CAUTION

Temperature measurements reflect unrestricted air flow.

108

90

72

54

36

18

87565511 3

E 2005 Hoffman Enclosures Inc.

Watts X D E

DAH1001A DAH1002A 100 4

5.00 3.25

DAH2001A DAH2002A 200 6

5.00

127 mm

3.25

83 mm

DAH4001B DAH4002B 400 6

7.00 3.50

DAH8001B DAH80002B 800 8

7.00

178 mm

3.50

89 mm

E 2005 Hoffman Enclosures Inc.

4 87565511

Wiring Schematic

L1

N

or

L2

M

To avoid electric shock, do not energize any circuits
before all internal and external electrical and
mechanical clearances are checked to assure that all
assembled equipment functions safely and properly.

English

WIRING (Reference Page 14)

1. All wiring must comply with applicable local codes and ordinances.

2. Connect the heater leadwires to the proper A.C. power source. Power

source for 800 watt heaters should be continuous.

3. The heater must be properly grounded.

NOTE: Exposed wires should not come in contact with the heater housing.

MAINTENANCE

1. Always disconnect power supply before inspecting or working on the heater.

2. Generally the unit requires no maintenance since the fan bearings are

permanently lubricated and sealed.

WARNING

Fan

Thermostat

Heating Element

87565511 5

E 2005 Hoffman Enclosures Inc.

um elektrischen Schlag und Ausrüstung
Beschädigung zu vermeiden, trennen Sie alle
mögliche Spg.Versorgungsteile zur Einschließung,
bevor Sie die elektrische Heizung installieren.

Deutsch

Anleitung

1. Vor der Installation, lesen Sie die Instructionen sorgfälltig. Falls die
Instructionen nicht bevolgt werden, kann dies das pProduct schädigen oder in
einer gefährlichen Situation enden.

2. Überprüfen Sie die nennieistung auf dem label des Gerätes um
sicherzugehen, daß das Produkt für ihre Anwendung geeignet ist.

WARNUNG

Grundsätzliche Sicherheitsinformationen

1. Schützen Sie die Verdrahtung vor scharfen Objekten, heißen Oberflächen
und/oder Chemikalien.

2. Falls dauerhafte Inbetriebnahme des Heitzungs essentiell ist für das sichere
Funktionieren anderer Geräte, müssen ausreichende Warngeräte eingebaut
werden, um jederzeit sichere Funktionen zu garantieren.

Diese elektrischen Heizungen sind nicht für Gebrauch in
den staubigen, schmutzigen, ätzenden oder gefährlichen
Standorten bestimmt.

Teile des Heizgerätes können heiß werden. Hinreichende
Sicherheitsvorkehrungen müssen getroffen werden, um
Menschen vor eventuellen Verbrennungen zu schützen
und um andere Bauteile vor dieser Hitze zu bewahren.

Dieses Heizgerät kann nur in einem komplett
geschlossenem Metall−Gehäuse installiert werden.

VORSICHT