Appendix 1 Glossary - Emerson Liebert NX300 Series User Manual

Appendix 1 Glossary

AC Alternating current
BCB Battery circuit breaker
CSA Cross sectional area
DC Direct current
DIP Dual in-line package
DSP Digital signal processor
EMC Electromagnetic compatibility
EOD End-of-discharge
EPO Emergency power off
IGBT Insulated gate bipolar transistor
LCD Liquid crystal display
LBS Load bus synchronizer
NMS Network management system
PE Protective earth
PWM Pulse width modulation
RCCB Residual current circuit breaker
RCD Residual current detector
RFI Radio frequency interference
SCR Silicon-controlled rectifier
SNMP Simple network monitoring protocol
STS Static transfer switch
UPS Uninterruptible power system
VRLA Valve-regulated lead-acid
NX UPS Single Module And Parallel System 250kVA ~ 800kVA User Manual
Appendix 1 Glossary 97