McQuay MicroTech Unit Controller Installation And Maintenance Data page 14

Table 6. Field Connection Terminal Strip
24 VAC
24 VAC
24 VAC
24 VAC
24 VAC
24 VAC
24 VAC
NIA
O-7 VAC
Spare
Neutral
115
NOTES:
Red Leads are 115 volt
Leads are 24 volt power
Yellow
White Leads are neutral ground
Asterisk after Y in the Field Wiring column indicates that the device is an option. If the option is elected, Field Wiring is required
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Field Wiring Required: Y = Yes; N = No
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N Lube Box (O.D.
N Term 78
N MHP & MLP & Lube Box (O.D. S
Y Starter Fault Safety Trip
Y Terminal 58
Y Terminal 58
- - - - - - - - - - - - - - - - - - - -
Y CT in Starter
Y CWR & CHWR Coil
N Lube Box (OP & Htrs.)
Y
Output Relay ri9
N Output Relay #13
N Oil Pump Contactor
N 3 Amp Circuit Breaker
Y Control Power Source
power
)
SW
)
W
Corn-Term OP Aux. Contact
Lube Box (O.D. & VC S )
W
Fault Relay Coil
Suraeauard Relav Coil
Alarm Bell Relay Co11
Starter 2 MA Aux.
115 Neutral
N e u t r a l
115 Neutral
115 Neutral
115 Neutral
Cooling Tower Fan Relay
Lube Box (OL S )
W
Lube Box (OL Htr.)
115 Volt Power Circuits
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