CommScope ATC300-2000 - Manual (Page 33)

Section 2–Installation Instructions and Safety Precautions ATC300-1000/2000 Teletilt ® RET System
2-4 August 2014 Bulletin 639544 • Revision L
Connecting to –48 V Battery Power:
1. Open –48 V circuit breaker at the mounting rack.
2. Using a flat-blade screwdriver, remove the 3-pin power connector from the controller’s chassis.
3. Attach the power and return the wires to the connector as shown in Figure 2-4.
Note that the positive (+) symbol indicates higher potential.
4. Attach the power and return the wires to the –48 V battery distribution point at the mounting
rack.
5. Close the –48 V circuit breaker at the mounting rack.
6. Replace and secure the 3-pin power connector to the chassis.
Figure 2-4. –48 V Power Installation.
GND GND