POS. +24/48 V DC
NEG. -24/48 VDC
OPTI ONAL D C
POWER INPUT
Ground
A/C #1
2
4
3
10
9
5
7
24V
CO NTROL
MARVAIR HVESA 30-60 ACA 00 KW ICM VZ
ENABLE ECONOMIZER CONTROL
REFERENCES ARE TO MARVAIR DRAWING HVESA3660A0-ICM-VZ
TO WIRE R 53 FOR STAGE 2. SEE NOTE 15 OF
MARVAIR WIRING DIAGR AM
TO WIRE R /WHT 33
SEE NO TE 11 O F MA RVAIR
WIRING DIAGRAM
RH+
RH-
T+
T-
NC
ZONE 1
TEMP AND HUMIDITY
ZONE 2 TEMP
OUTDOOR
AIR SENSOR
HVAC LO CKOUT
HIGH TEMP L2
SMOKE ALARM
HIGH TEMP L1
CONTROL VOLTAGE LOSS
LO W TEMP
GENERATOR RUNNING
TOXIC GAS
SMOKE ALARM
A/C #2
2
4
3
10
9
5
7
24V
CO NTROL
TO WIRE R 53 FOR STAGE 2. SEE NOTE 15 OF
MARVAIR WIRING DIAGR AM
TO WIRE R /WHT 33
SEE NO TE 11 O F MA RVAIR
WIRING DIAGRAM
ALARM SHOWN WIRED NORMALLY CLOSED