About Installation Environment; Figure 2-1 How To Use The Adjuster Foot; Table 2-2 Heat Value; Table 2-3 Mass - NF DP420LS Instruction Manual

2.2

About Installation Environment

To use safely and maintain the reliability, take the followings into consideration:
 Install the product where the exhaust heat will not damage surroundings.
 Cooling fans are inside the product. Keep the front and rear, on which the air inlet and outlet
are located, away from the wall at least 50 cm to secure air circulation.
 This product exhausts the heat from the air outlet on the rear. Do not place heat-sensitive
objects around the outlet.
 If you install the product in a closed narrow room, air conditioning equipment is required. The
heat value of this product is shown in Table 2-2.
Model
DP420LS
DP480LS
Note: Estimate at power input three-phase three-wire 200 V, rated output
 Install the product on a sturdy place.
 The floor needs to have enough strength to support the weight of this product. The mass of this
product is shown in Table 2-3.
 Do not install this product on a sloped surface. The Adjuster Foot is only for temporary fixing,
and cannot support the unit's own weight. You also must not lean on this product or use it as a
support. How to use the Adjuster Foot is shown in Figure 2-1.
 There are screw taps for anchor brackets on this product.
DP420LS/DP480LS

Table 2-2 Heat Value

Rated output
42 kVA
48 kVA

Table 2-3 Mass

Model
DP420LS
DP480LS
Up Down

Figure 2-1 How to Use the Adjuster Foot

2.2 About Installation Environment

Heat value
12.6 kW
14.4 kW
Mass
600 kg approx.
650 kg approx.
The Adjuster Foot can be moved up
by rotating it conterclockwise and
moved down by rotating it clockwise
as viewed from above.
Use a 30 mm diameter spanner.
10840 kcal/h
12390 kcal/h
7