Mitsubishi Electric CITY MULTI PQHY-P YLM-A Series, Руководство по установке

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9
9 9.2
3.
unit 1
unit 2
h1
h1 = 0.2 m (7-7/8 in) max
h2
h2 = 0.1 m (3-15/16 in) max
unit 1
unit 2
h1
h1 > 0.2 m (7-7/8 in)
h2
h2 > 0.1 m (3-15/16 in)
The NG example shows that oil accumulates into unit 1 while unit 2 is in operation, and unit 1 is stopped. Vertical pipe height (h) should be 0.2 m (7-7/8 in) or below.
4.
unit 1
unit 2
h1 h2 = 0.1 m (3-15/16 in) max
h1 = 0.2 m (7-7/8 in) max
h2
unit 1
unit 2
h2 > 0.1 m (3-15/16 in)
h1 > 0.2 m (7-7/8 in)
h1 h2
The NG example shows that oil accumulates into unit 2 while unit 1 is in operation, and unit 2 is stopped. Vertical pipe height (h) should be 0.2 m (7-7/8 in) or below.
<B> Slope of twinning pipes (for PQHY-P·YSLM-A)
Make sure the slope of the twinning pipes are at an angle within ±15° to the horizontal plane.
If the slope exceeds the angle specified, the unit may be damaged.
±15°
D
E
<C> Example of piping connection (for PQRY-P·YSLM-A)
A
: Slope downward
B
: Slope upward
C
: BC controller (standard or main)
D
: Twinning pipe
E
: Slope of the twinning pipe is at an angle within ±15° to the earth
F
: Twinning pipe (low-pressure side)
G
: Twinning pipe (high-pressure side)
H : Field-supplied piping (low-pressure connecting pipe: between heat source
units)
I
: Field-supplied piping (low-pressure main pipe: to BC controller)
J
: Field-supplied piping (high-pressure main pipe: to BC controller)
F
H
G
J
I