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Adjustment

Note:

Remove lockplate before adjustment.

Replace lockplate after adjustment (if desired).

1.

 Adjust range spindle  

to desired CUT-IN value.

2.

 Adjust differential spindle to desired 

DIFFERENTIAL (DIFF.) value.

CUT-IN minus DIFFERENTIAL  

equals CUT-OUT

Example:

Example:

CUT-IN equals CUT-OUT plus  

DIFFERENTIAL

CUT-OUT minus DIFFERENTIAL  

equals CUT-IN

1.

 Adjust range spindle  

to desired CUT-IN value.

2.

 DIFFRENTIAL (DIFF.) is fixed.  

Value printed on scale plate.

1.

 Adjust range spindle  

to desired CUT-OUT value.

2.

 DIFFRENTIAL (DIFF.) is fixed.  

Value printed on scale plate.

CUT-IN  –  DIFF.  =   CUT-OUT

30 psig  –  10 psi  =  20 psig

(2.1 bar) 

(0.7 bar) 

(1.4 bar)

CUT-OUT +  DIFF. 

=   CUT-IN

12 psig  +  10 psi  =  22 psig

(0.8 bar)  (0.7 bar) 

 

(1.5 bar)

Example:

CUT-OUT –  DIFF.  =   CUT-IN

203 psig  –  58 psi  =  145 psig

(14 bar)    (4 bar)    (10 bar)

Low pressure (LP) side setting

High pressure (HP) side setting

Setting

KP 15, KP 17W, KP 17B and KP 25 

with LP auto. reset only

KP 15, KP 17W, KP 17B and KP 25 

with HP auto. or man. reset

KP 15A with LP man. reset only 

KP 15A with convertible LP auto. 

man. reset

1

2

LP scale

1

2

LP scale

1

2

HP scale

KP 15:

10 psi (0.7 bar)/rev

KP 25:

7 psi (0.5 bar)/rev

LP range

LP differential

HP range

Increase 

360

°

Decrease

360

°

Increase 

360

°

Decrease

360

°

Decrease 

360

°

Increase

360

°

KP 15:

2 psi (0.15 bar)/rev

KP 25:

1.5 psi (0.1 bar)/rev

KP 15:

33.5 psi (2.3 bar)/rev

15/64 in 

(6 mm)

Lockplate

© Danfoss | DCS (jmn) | 2016.10

4 | 520H11520 | DKRCC.PI.CA0.B3.22

Summary of Contents for KP 15

Page 1: ...ments KP 15 man LP man HP reset KP 15 KP 17B auto LP man HP reset KP 15 KP 17W KP 25 auto LP auto HP reset Enclosure CAUTION The mounting panel must be plane to avoid damage of control CAUTION Do not mount the control in a position where dirt sediment or oil will affect the operation of the control CAUTION Do not install these controls on ammonia systems Refrigerants R22 R134a R404A R407A R407C R4...

Page 2: ... terminal screws furnished in the contact block Use tightening torque 20 lb in 2 3 Nm Use copper wire only Low pressure LP side A C close on LP rise A C open on LP drop High pressure HP side A C open on HP rise A C close on HP drop LP signal option A B close on LP drop HP signal option A D close on HP rise Function Contact load ratings See label inside cover 120 V AC 16 FLA 96 LRA 240 V AC 8 FLA 4...

Page 3: ... out push man reset knob as indicated Note LP man reset is possible only after system pressure has risen above cut in value HP man reset is possible only after system pressure has dropped below cut out value Manual reset Convertible reset Insert a screwdriver into the slot on the lock disc and turn it to desired reset configuration Do not turn the screw on the lock disc as it may damage the conver...

Page 4: ... 10 psi 20 psig 2 1 bar 0 7 bar 1 4 bar CUT OUT DIFF CUT IN 12 psig 10 psi 22 psig 0 8 bar 0 7 bar 1 5 bar Example CUT OUT DIFF CUT IN 203 psig 58 psi 145 psig 14 bar 4 bar 10 bar Low pressure LP side setting High pressure HP side setting Setting KP 15 KP 17W KP 17B and KP 25 with LP auto reset only KP 15 KP 17W KP 17B and KP 25 with HP auto or man reset KP 15A with LP man reset only KP 15A with c...

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