אלקטרה VRF | קטלוג טכני 2025

108

EMD 100-140 לחץ בינוני גבוה VRF מיני מרכזי

3.6.1 Circuit Diagram Please refer to the circuit diagram for wiring. Circuit diagram

T1

T2

TA

T2B

T2A

Figure 3-15 Specifications are subject to change without notice.

To master/slave AHU control

box comm.bus

To wired controller (factory)

To wired controller (optional)

To Outdoor/MS units comm.bus

and connect to the water level switch if the drain age pump is available

Remove the short-wire

Water

level

switch

E

E E

C2

C1 X1

D1

P

D2

E

Q

XS6 XP6

XS7 XP7 XS8 XP8

XS2 XP2

XS9 XP9 XS10 XP10

XS4 XP4

Magnet ring

XS1 XP1

XS5 XP5

XS3 XP3

Third party controller

RED

WHITE

BLACK

BLUE

YELLOW

Fan status

Cool mode ON/OFF switch

Heat mode

P

E

Q

0-10V output

E

0-10V input

C2

C1

X2

D2

D1

T1

T2

Vi+

Vi

Vo+

T2B

T2A

TA

Vo

FAN

COM

HEAT

COOL

ON/OFF

WATER

CN16 CN7 CN62 CN61 CN32 CN9 CN23 CN5 CN19 CN10

CN22

CN35

CN11

CN21

EEV

XS11

XP11

ON

1 2

CN15 CN20 CN8

CN25 CN26

1 3 2

ON

XS12

XP12

ON

1 2 3 4

SW1 SW2 SW3 SW4 SW9 SW10

Display board

damper control

ON

1 2 3 4

Run

CN18

Alarm Defrost

ON

1 2 3 4

Main board CN30

output output Third party

controller

CN17

COM

M-smart

Y/G

Y/G

ON

1 2 3 4

AUX

CN12

Heater

control

L’ N’

Pump

control

LOW

MIDDLE

HIGH

N

ENC1 ENC2 ENC3 ENC4

POWER LOW MIDDLE HIGH

fan motor

CN2 CN3 CN4 CN1

Single-phase AC motor

L N

CN31

CN33

220-240VAC 50/60Hz

Power in