background image

FW

Relay 

release 

time

p

1

p

1

- p

2

Setting

p

1

- p

2

p

2

p

2

p

1

Installation Guide

Differential Pressure Control

Types MP 54, MP 55, MP 55A

© Danfoss A/S (AC-MCI / jmn) 2012-11 

DKRCC.PI.CG0.E3.02 / 520H6581 

1

06

0R

95

13

06

0R

95

13

Refrigerants

MP 54, MP 55: HCFC and non-flammable HFC
MP 55A: R 717, HCFC and non-flammable HFC

p

1

- p

2

 = oil pressure

p

1

p

2

Stop

2 min 

→ 

reset

MP 55 / MP 55A

Reset

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