Erv (Energy Recovery Ventilation) - Mitsubishi Electric M-SERIES Installation Manual

13.5. ERV (energy recovery ventilation)

14.5 ERV (Energy Recovery Ventilation)
ERV Control
ERV Control
Sequence of operation:
Sequence of operation:
1. The ERV demand switch closes CNER
1. The ERV demand switch closes CNER
2. 12VDC is provided to CN2C to turn on ERV
2. 12VDC is provided to CN2C to turn on ERV
3. If the unit goes into defrost, CN2C stops 12VDC output
3. If the unit goes into defrost, CN2C stops 12VDC output
ERV Switch:
Non-Voltage a-contact input ERV Switch:
Contact rating voltage >= 15VDC
Contact rating current >= 0.1 A
• Non-Voltage a-contact input
Minimum applicable load <= 1mA at DC
• Contact rating voltage >= 15VDC
ERV output
• Contact rating current >= 0.1 A
Condition
CNER input
• Minimum applicable load <= 1mA at DC
Cool/Heat/Fan operation
OFF Defrost
STOP
Cool/Heat/Fan operation
ON Defrost
STOP
RC: Remote controller
© 2020 Mitsubishi Electric US, Inc.
24
SVZ-KP12,18, 24, 30, 36NA
Part Number: PAC-740
max 30 ft.
CN2C output
Fan speed
(=Fan output)
RC setting
STOP
STOP
RC setting
STOP
STOP
46
ON
OFF
OFF
ON
OFF
ON
Specifications are subject to change without notice.