Basic Info.

Product Description

Features: 1. standard 19", 2u sub-rack, easy to be embedded into all kinds of telecom equipment. 2. system total capacity up to 2.4kw with 15a 3. rectifier; 3.2kw with 20a rectifier 4. wide ac input range 90v to 280v. 5. pfc technique features the system high efficiency, energy-saving and up to 0.99 power factor. 6. intelligent fan-cooling technique brings good cooling performance, low failure rate and high reliability. 7. fast on-line expansion of rectifier modules enabled by hot-swap. n+1 rectifier module redundancy 8. batteries monitoring and management enables backup batteries well maintained 9. rs232/rs485 communication interface 10. snmp optional 11. 4 dry contacts output and 6 environment data dry contacts input. introduction: dumc 2u rack power system is compact and intelligent power system containing rectifier module, controller module, lvd, 1 battery and 5 loads mcbs. it supports remote monitoring and management with snmp and 4 dry contacts output and 6 environment data dry contacts input. applications: fiber optic network access network transmission equipment mobile communication satellite communication ground station 2g, 3g base station technical specifications ac input: voltage: 1 phase three wire 220vac; 90 ~ 175v reduced power output; 176 ~ 280 full power output(full load); frequency: 45 ~ 65hz; rect. max. current: 11a power factor: = 0.99 protection: soft start; surge protection; input/output circuit breaker; short circuit proof; temperature sensor to shut down if overheats; dc output: voltage: -48v(nominal); voltage range: -42v ~ -57.6v; current: 15a to 30a (two modules maximum) with dzy-48/15h rectifiers; 20a to 40a (two modules maximum) with dzy-48/20h rectifiers; peak-peak noise: < 200mv; (20mhz) psophometric noise: < 2.0mv audible noise: < 60db