Method of calculating the guaranteed disposable energy indicator of monoblock accumulator batteries, in particular VRLA, in a telecommunications power plant
PL426388A1
System for charging 12-volt monoblocks of VRLA single storage battery, in particular 48V
PL426387A1
System for charging 12-volt VRLA monoblocks, in particular of many 48V storage batteries
PL424106A3
System intended for remote monitoring of disposable capacity of accumulators in the already operated telecommunication power plant
PL423626A1
Circuit for a transistorized disconnector-connector of the VRLA accumulator battery
PL420067A1
System of intelligent mains socket
PL415676A1
System for remote early diagnostics of PCL phenomenon in VRLA accumulator batteries
PL390038A1
Converter system for testing batteries
PL389496A1
Reversible AC/DC converter system
PL388991A1
Power supply system with guaranteed constant voltage
PL215040B1
Generator of the polarizing dispersion
PL215091B1
Optical unit for production of optical fibre cable and the method of manufacturing of the optical unit for production of the optical fibre cable
PL214159B1
System for automatic set-up of telephone connections
PL384128A1
System of local computer network with broad band output to the Internet
