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Wiring Option A:
– Cut-Out on temperature fall
LOAD
Wire dimensions: 10 AWG max.
Cable entry:
/
in. cable entry for
7
8
connection (conduit boss) or similar (Pg 13.5 or Pg 16 )
screwed cable entry.
Contact function test (Manual trip)
When the electrical leads are connected the contact function
can be manually tested regardless of temperature conditions
in the system.
The manual trip lever is located in the left side of the KPU. It
must be operated with fingers only. Do not use screwdriver
as it will damage the thermostat.
NOTE:
While operating the manual trip on KPU switches with
manual reset it is necessary to push the reset knob.
A
A: Manual trip. Push the lever. Use fingers only!
B: Manual reset button (only on versions sold with manual
reset function)
C: Terminal block
D: Grounding screw
© Danfoss A/S (AC-MC / jmn), 2014-02
~ LINE
/
in. male pipe thread
1
2
B
C
D
DKRCC.PI.CD0.A3.22 / 520H8467
Wiring Option B:
– Cut-Out on temperature rise
LOAD
Determination of differential
For KPU thermostats with vapor charge and automatic reset,
use the following graphs to determine the correct differential.
HSP
KPU 61
KPU 62
[°C] [°F]
60
15
10
40
0
20
-10
0
-20
-20
-30
-70
-50
-30
-10
-55 -50 -40
-30
Example:
HSP = 45 °F
DIFF (from graph):
LSP = 32 °F => 13 °F (value which has to be set on diff. scale)
HSP
KPU 63
[°C] [°F]
20
-10
0
-20
-20
-30
-40
-40
-50
-60
-130
-110
-90
-70
-90 -80
-70
-60
HSP
KPU 68
KPU 69
[°C] [°F]
100
35
80
25
60
15
5
40
0
-5
20
-20
0
20
40
-25 -20
-10
0
~ LINE
[°F]
LSP
10
30
50
70
-20 -10
0
10
20
[°C]
-50
-30
-10
10
[°F] LSP
[°C]
-50
-40
-30 -20 -15
[°F] LSP
60
80
100
120
[°C]
10
20
30
40
50
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