Product Overview

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DKRCC.PI.CD0.F4.22 | 520H11543 | 3

Contact function test (Manual trip)

When the electrical leads are connected the contact function

can be manually tested regardless of pressure condition in

the system. The manual trip lever is located in the left side

of the KPU. It must be operated with ngers only. Do not use

screwdriver as it will damage the switch.

NOTE:

While operating the manual trip on KPU

switches with manual reset it is necessary

to push the reset knob.

NOTE:

Adjust the pressure switch with settings specied by the

manufacturer of the controlled quipment.

Do not exceed the pressure ratings of the controlled

equipment or any of its components when checking

pressure switch operation or operating the controlled

equipment.

Do not adjust pointers beyond the highest or lowest

indicator marks on the scale plate, as this may cause

inaccurate switch operation.

A: Manual trip. Press the lever up. USE FINGERS ONLY!

B: Manual reset button

(available only for contols with manual reset function)

C: Terminal block

D: Grounding screw

A: Dierential adjusting screw

B: Locking plate

C: Range adjusting screw

D: Cover screw

Adjustment

Before adjustment, loosen the locking plate.

For setting use the Universal Refrigeration Wrench.

Wire dimensions: 10 AWG max.

Cable entry:

in. cable entry for ½ in. male pipe thread

connection (conduit boss) or similar (Pg13.5 or Pg16) screwed

cable entry.

Wiring Option A:

– Low Pressure Switch Cut Out on pressure fall

– Condenser Fan Cycling

Wiring Option B:

– High Pressure Switch Cut Out on pressure rise

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