Trane ReliaTel - Low Voltage Terminal Strip

20 RT-SVD03G-EN
Low Voltage Terminal Strip
TEST terminals.
By jumpering from TEST1 to TEST2, the service technician can test the unit or start it with or without
any controls attached. See TEST MODE section for details.
Compressor 1 disable.
If the factory installed jumper from 1 to 2 is removed (Compressor 1 disable), compressor 1 will not
run, even in the TEST MODE. This is where a load shedding device could be connected.
Compressor 2 disable.
If the factory installed jumper from 3 to 4 is removed (Compressor 2 disable), compressor 2 will not
run, even in the TEST MODE. This is where a load shedding device could be connected.
Emergency Stop.
If the factory installed jumper from 5 to 6 is removed (Emergency Stop), the unit will not run. The
RTRM system LED will be on. The unit will have Heat + Cool diagnostic. An external smoke detector
or other interlock device can be added here.
Figure 10. Low Voltage Terminal Strip
Figure 11. LTB Layout
Compressor 1 Disable
Compressor 2 Disable
Immediate Shutdown,
Automatic Reset
24 VAC
Test Terminals
Test 1
Test 2
(UMIDISTAT
0RESSURIZE
0URGE
%XHAUST
6!#
023
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#/
#/




(5-
#/-
052




(UMIDISTAT
,4 "