Hitachi RAS-4-HNCE - Ras-(2-2.5)Hvnp; Ras-3 Hvnc

2. Unit Installation
19
SMGB0079 rev.0 - 01/2013
2
2.5.2 RAS-(2-2.5)HVNP / RAS-3HVNC
a) In case of front side and either of the sides are open (single unit) b) In case that surrounding wall exist (single unit)
100
500
1000
500
50
c) In case that upper side obstacles exist (single unit)
50
100
≤
300
50
300
100
0 < L ≤ 1/2 H A ≥ 500
1/2 H < L ≤ H A ≥ 1000
d) In case that upper side obstacles exist (serial units)
e) In case of front side and either of the sides are open (serial
units)
200
300
0 < L ≤ 1/2 H A ≥ 500
1/2 H < L ≤ H A ≥ 1000
≤ 300
f) In case that surrounding wall exist (serial units)
0 < L ≤ 1/2 A ≥ 500
1/2 H < L ≤ H A ≥ 1000
A
L
1000
0 < L ≤ 1/2 H A ≥ 200
1/2 H < L ≤ H A ≥ 350
g) Horizontal (multiple units) h) Vertical (multiple units)
0 < L ≤ 1/2 H A ≥ 100
1/2 H < L ≤ H A ≥ 200
≥ 1000
≥ 400
≥ 2000
≥ 250
400
≥ 250
≥ 250
400
250
≥ 250
- Do not stack more than two units in height.
- Close gap (*) to avoid recirculating discharge air ow.