91
RTAA-IOM-3
Figure 50
RTAA Control Panel –
130 to 200 Tons
with Remote Evaporator Option
LEGEND:
Device
Designation Description
1F1-6 Fan Fuses, Circuit 1
1F7-12 Fan Fuses, Circuit 2
1F15 Control Circuit Fuse
1F16, 1F17 Primary Transformer
Fuses
1K1, 1K5 Start Contactors
1K2, 1K6 Run Contactors
1K4, 1K8 Transition Contactors
1K5, 1K7 Shorting Contactors
1K9-12 Fan Contactors, Circuit 1
1K13-16 Fan Contactors, Circuit 2
1S1, 1S2 Non-fused Disconnect
Switch
1T1 Control Power
Transformer
1T2 Under/Over Voltage
Transformer
1T3-5 Compressor Current
Transformer, Circuit 1
1T6-8 Compressor Current
Transformer, Circuit 2
1TB1, 1TB2 Line Voltage Terminal
Blocks
1TB3 Terminal Strip, 115 V
1TB8, 1TB9 Terminal Strip, 24 V
1U1 Chiller Module
1U2 Options Module
1U3 Expansion Valve Module
1U4 Compressor Protection
Module, Compressor A
1U5 Compressor Protection
Module, Compressor B
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