www.pulsar.pl
EN54-7A28
RED POWER
4
1. PSU features:
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In accordance with standards: EN 54-4,
EN12101-10
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27,6V DC/ 7A uninterruptible power supply
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battery housing for two 28Ah/12V batteries
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independently protected outputs AUX1 and AUX2
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high efficiency 82%
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low level of voltage ripple
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microprocessor-based automation system
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intelligent PSU overload protection
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measurement of the resistance of the battery circuit
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automatic temperature-compensated charging
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battery test
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two-stage battery charging process
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accelerated battery charging
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monitoring of the continuity of the battery circuit
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monitoring of the battery voltage
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monitoring of the battery fuse
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monitoring of charging and maintenance of the
batteries
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deep discharge battery protection (UVP)
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battery overcharge protection
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battery output protection against short-circuit and
reverse connection
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monitoring of the load current
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output voltage control
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fuse monitoring of AUX1and AUX2 outputs
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230V AC
mains supply voltage measurement
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„SERIAL” communication port with implemented
MODBUS RTU protocol
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free program "PowerSecurity" to monitor the
performance of the PSU
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remote monitoring (options: WiFi, Ethernet, RS485,
USB)
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remote battery test (additional modules required)
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cooperation with optional EN54-LB4 or EN54-LB8
fuse modules
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optical indication of PSU overload OVL
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acoustic indication of failure
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adjustable delay for 230V AC power loss indication
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output of collective failure ALARM
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input of collective failure EXTi
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controlled relay output EXTo
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technical inputs/outputs with galvanic isolation
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EPS technical output indicating 230V AC power loss
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PSU technical output indicating PSU failure
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APS technical output indicating battery failure
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internal memory of PSU operating status
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optical indication – LED panel
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output current readings
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output voltage readings: AUX1, AUX2
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resistance of the battery circuit
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230V AC
mains voltage readings
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failure codes with history
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protections:
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SCP short-circuit protection
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OLP overload protection
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OHP overheat protection
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OVP overvoltage protection
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Surge protection
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Antisabotage protection - Tamper
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closing the enclosure - lock
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convection cooling
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warranty - 5 years from the production date
