Manual

4-4 Solar Turbine Addendum
Step 3. Tighten the DC input power terminals to the proper torque, as listed in
table 4.3.
!
ATTENTION: On the 5 HP Solar Turbine drive, the positive DC input must be connected to the
(+) terminal. The negative DC input must be connected to the (–) terminal. These terminals
cannot be interchanged. Failure to observe this precaution could result in damage to, or
destruction of, the equipment.
Figure 4.2 – DC Input Terminals
U/T1
W/ T 3V/T2
Motor Leads
DC Negative
Input
5 HP Drive
1 HP Drive
W/T3V/T2
U/T110V 10 COM
Motor Leads
DC Bus
Volts
B1 B2
DC Inputs
DC Positive
Input
(+) (-)
Table 4.3 – Terminal Tightening Torques
Drive Terminals Maximum Tightening Torque
1 HP All 1.08 Newton-meters (9.5 in-lbs)
5 HP All 13.5 Newton-meters (10 ft-lbs)