Operating instructions
www.pulsar.pl EN54-3A28 RED POWER
4
1. PSU features:
• In accordance with standards: EN 54-4,
EN12101-10
• 27,6V DC/ 3A uninterruptible power supply
• battery housing for two 28Ah/12V batteries
• independently protected outputs AUX1 and AUX2
• high efficiency 84%
• low level of voltage ripple
• microprocessor-based automation system
• intelligent PSU overload protection
• measurement of the resistance of the battery circuit
• automatic temperature-compensated charging
• battery test
• two-stage battery charging process
• accelerated battery charging
• monitoring of the continuity of the battery circuit
• monitoring of the battery voltage
• monitoring of the battery fuse
• monitoring of charging and maintenance of the
batteries
• deep discharge battery protection (UVP)
• battery overcharge protection
• battery output protection against short-circuit and
reverse connection
• monitoring of the load current
• output voltage control
• fuse monitoring of AUX1and AUX2 outputs
• 230V AC mains supply voltage measurement
• „SERIAL” communication port with implemented
MODBUS RTU protocol
• free program "PowerSecurity" to monitor the
performance of the PSU
• remote monitoring (options: WiFi, Ethernet, RS485,
USB)
• remote battery test (additional modules required)
• cooperation with optional EN54-LB4 or EN54-LB8
fuse modules
• optical indication of PSU overload OVL
• acoustic indication of failure
• adjustable delay for 230V AC power loss indication
• output of collective failure ALARM
• input of collective failure EXTi
• controlled relay output EXTo
• technical inputs/outputs with galvanic isolation
• EPS technical output indicating 230V AC power loss
• PSU technical output indicating PSU failure
• APS technical output indicating battery failure
• internal memory of PSU operating status
• optical indication – LED panel
• output current readings
• output voltage readings: AUX1, AUX2
• resistance of the battery circuit
•
230V AC
mains voltage readings
• failure codes with history
• protections:
• SCP short-circuit protection
• OLP overload protection
• OHP overheat protection
• OVP overvoltage protection
• Surge protection
• Antisabotage protection - Tamper
• closing the enclosure - lock
• convection cooling
• warranty - 5 years from the production date