1 - 215
5. ELECTRICAL WIRING DIAGRAMS
YKB/YLM 2nd
LOSSNAY
MEE15K022
5.
E
L
E
C
T
R
IC
A
L
W
IR
IN
G
D
IA
G
R
A
M
S
Definition of Symbols
M1:
Motor for exhaust fan
M2:
Motor for supply fan
GM:
Motor for By-pass damper
TH1:
Thermistor for outside air
TH2:
Thermistor for return air
SW2,5:
Switch (Function selection)
TM1:
Terminal block (Power supply)
TM2:
Terminal block (External control input)
TM3:
Terminal block (Monitor output)
TM4:
Terminal block (Transmission cable)
TB5:
Terminal block (M-NET Transmission cable)
TAB1, TAB2, (TAB5):
Connector (Power supply)
TAB3,TAB4:
Connector
(Reactor)
X13:
Relay
contact
X14:
Relay
contact
X15:
Relay
contact
CN5:
Connector (Thermistor RA)
CN7:
Connector (Motor for By-pass damper)
CN9:
Connector (Fan motor)
CN10:
Connector (Fan motor)
CN17:
Connector (Fan speed 1/2/3/4)
CN18: Connector
CN118: Connector
CN19: Connector
CN119: Connector
CN22:
Connector (Thermistor OA)
CN26: Connector (By-pass, 0 - 10 VDC Fan speed control)
CN32: Connector (Remote control selection)
SA1:
Address setting rotary switch (tens digit)
SA2:
Address setting rotary switch (ones digit)
LED1 to LED3: Inspection indicator lamp
LED4, LED6:
Power supply indicator lamp
SYMBOL :
Terminal block
:
Connector on PCB
LGH-15 to 100RVX-E
* TM1, TM2, TM3, TM4, TB5 shown in dotted lines are field work.
* Be sure to connect the ground wire.
* A power supply isolator must be installed.
* Always use an isolator for the main switch power connection.
*Specifications may be subject to change without notice.
7
8
9
10
S
A
B
1
2
1
2
N
L
N
PE
L
M
1
M
2
GM
CN7
CN118
CN119
CN10
CN9
EXHAUST
FAN MOTOR
Lower Printed
Circuit Board
Uncharged
A-contact
2nd remote controller
(Max. 2 controllers)
2nd Lossnay unit
(Max. 15 units)
SUPPLY
FAN MOTOR
LED6
TAB3,4
LINE FILTER
REACTOR
TAB2
TAB5
TAB1
TH1(OA)
TH2(RA)
TM1
CN19
CN18
CN22
CN5
SA2
SA1
SW5
SW2
3
TM2
TB5
TM4
X15
X14
X13
TM3
PZ-
61DR-E
CN26
CN32
CN17
LED3
LED4
LED2
LED1
(*1)
MAX
240 VAC
1 A
MIN
220 VAC
100 mA
24 VDC
1 A
5 VDC
100 mA
By-pass monitor or Pre-heater
signal output (*1)
M-NET-
transmission cable
Upper Printed
Circuit Board
POWER SUPPLY
220-240 V / 50Hz
220 V / 60Hz
Isolator (Field supply)
Malfunction monitor
output (*1)
Exhaust or Supply fan
monitor output (*1)
COM
Shielded Wire
12V or
24V DC
Mr .Slim
(non-polar)
