
4
Before Using this unit
Requirements for Installation
WARNING!
1. Always ground this unit
The DNE400 and DNE600 types use a 115V power source.
The DNE410, DNE610, DNE810 and DNE910 types use a single-phase 220V power source.
Please consult your local electrical contractor for power connecting work.
Be sure to connect the earth wire (the green cable of power cord) to the grounding conductor
or ground terminal to prevent accidents caused by electric leakage.
Do not connect the earth wire to gas or water pipes. If not, fire disaster may be caused.
Do not connect the earth wire to the ground for telephone wire or lightning conductor. If not,
fire disaster or electric shock may be caused.
Do not use a branching receptacle, which may cause the heat generation.
2. Choose a proper place for installation
Do not install this unit in a place where:
Rough or dirty surface.
Flammable gas or corrosive gas is generated.
Ambient temperature exceeds 35 C.
Ambient temperature fluctuates violently.
There is direct sunlight.
There is excessive humidity and dust.
There is a constant vibration.
Install this unit on a stable place with the space as shown below.
The exhausted opening is provided on the top surface for DNE400, 410, 600 and 610 types,
and on the back surface for DNE810 and 910 types. Keep away from it during operation.
DNE400/410
65cm or more
DNE600/610
80cm or more
or more
30cm
30cm or more
30cm
or
more
15cm
or
more
or more
30cm
30cm or more
80cm or more
30cm or more
30cm or more
or more
30cm
70cm or more