Woodward DSLC-2 - Measurement Connections (Examples); Figure 4-2: Low Voltage System 480 V; 277 V - 3-Phase with Neutral; Table 4-1: Low Voltage System 480 V; 277 V - 3-Phase with Neutral

Manual 37443A DSLC-2 - Digital Synchronizer and Load Control
© Woodward Page 143/226
Measurement Connections (Examples)
Low Voltage System 480 V / 277 V - 3-Phase with Neutral
• Phase rotation clockwise
• Generator measurement: 3-Phase with neutral
• Busbar measurement : L1-L2 (“Phase – phase”)
Figure 4-2: Low voltage system 480 V / 277 V – 3-phase with neutral
Configuration
Measurement
Voltage Monitoring
Menu 5
• Generator rated voltage (parameter 1766): “480 V”
• Generator current input (parameter 1850): “L1 L2 L3”
• Generator voltage measuring (parameter 1851): “3Ph 4W”
• Busbar rated voltage (parameter 1781): “480 V”
• 1Ph2W voltage input (parameter 1858): “Phase – phase”
• 1Ph2W phase rotation (parameter 1859): “CW”
• Auxiliary busbar available (parameter 7629): “No”
Transformer
• Gen. PT primary rated voltage (parameter 1801): “480 V”
• Gen. PT secondary rated volt. (parameter 1800): “480 V”
• Bus PT primary rated voltage (parameter 1804): “480 V”
• Bus PT secondary rated volt. (parameter 1803): “480 V”
• Gen [V] L1
• Gen [V] L2
• Gen [V] L3
• Gen [V] L1-L2
• Gen [V] L2-L3
• Gen [V] L3-L1
• Gen [A] L1
• Gen [A] L2
• Gen [A] L3
• Gen [kW]
• Gen [KVA]
• Gen [kvar]
• Gen [PF] L1
• Gen [PF] L2
• Gen [PF] L3
• Gen [Hz]
• Gen Phase rotation
• Bus [V] L1-L2
• Bus [Hz]
• Phase-Angle
• Bus-Gen
• Gen [V] L1
• Gen [V] L2
• Gen [V] L3
OR
• Gen [V] L1-L2
• Gen [V] L2-L3
• Gen [V] L3-L1
Table 4-1: Low voltage system 480 V / 277 V – 3-phase with neutral