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COSTAN TECHNICAL DOCUMENTATION
REVISION STATUS
TRUE COPY
PAGE 18 OF 18
PRODUCT:
EPTAGLOO
ORD
DATE
CHANGE ORDER
OF THE SIGNED
DATE OF 1st ISSUE
A
18.Dec.2008
UPDATE
ORIGINAL
13/June/07
DOC. no. QSM0000406A
CHAP. No.:
040
B
28.July.2009
UPDATE
C
CHAPTER:
INSTALLATION
C
23.Feb.2010
RANGE
EXTENSION
D
11.Nov..2010
SAFETY VALVE ADDED
ISSUED BY MKT
PRESSURE SWITCHES FOR THE CONTROL OF CONDENSER FANS
(Only versions with controllers: Danfoss EKC331T / Carel IR32Z3 / Carel Micro Rack)
High pressure side
MT
LT
I.D. FUNCTION
R404A
bar (°C)
R404A
bar (°C)
START OF FAN #1
13,9
(+32,0)
13,9
(+32,0)
PV1
1
UTQ39080 -SHEET
8
DIFFERENTIAL 3,0
3,0
START OF FAN #2
15,0
(+35,0)
15,0
(+35,0)
PV2
UTQ39080 -SHEET
8
DIFFERENTIAL 3,0
3,0
START OF FAN #3
16,3
(+38,0)
16,3
(+38,0)
PV3
UTQ39080
SHEET 8
DIFFERENTIAL 3,0
3,0
START OF FAN #4
17.0
(+40,0)
17.0
(+40,0)
PV4
UTQ39080 -SHEET
8
DIFFERENTIAL 3,0
3,0
PRESSURE-SWITCH FOR THE CONTROL OF CONDENSER FANS WHEN UNDER
BACK-UP FUNCTIONING
(Only versions with controllers: Danfoss AK-PC530 / Carel PCO3 )
High pressure side
MT
LT
I.D. FUNCTION
R404A
bar (°C)
R404A
bar (°C)
CONDENSER FAN START
20,4
(+47,0)
20,4
(+47,0)
PSA
2
UTQ39040 -SHEET
4
DIFFERENTIAL 3,0
3,0
1
High pressure switch KP5, manual-reset, adjustable-setting, for backup mechanical operation in the event of controller failure (condenser fan
control).
2
High pressure switch KP5, manual-reset, adjustable-setting, for backup mechanical operation in the event of controller failure (condenser fan
control).
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