Avi hood electrical connections – XLT XD-9004B User Manual
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AVI HOOD ELECTRICAL CONNECTIONS
MUA Damper Relays - Single Output - World Voltage & Frequency
Some wiring removed for clarity. See schematic for details.
TS 1
TS 2
A1
A2
Power
Power
MUA Unit Relay
Customer Supplied
LINE
S2
S3
S4
LOAD
XFMR
24 VAC
+
-