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KR-11010 Rectifier ModuleKR-11010-(low-resolution).gif (28372 bytes)

Topaz KR-11010 is 6U in height and 89mm wide, allowing 5 units across a 19 inch rack. It features unity power factor, typical efficiency greater than 90%, a wide AC input range of 150 - 275Vac with natural cooling in an ambient of 0 - 50°C. Its hot-plug capability enables it to be safely taken in and out of the rack without switching off the power.

KR-11010 (110V/10A) Specification

Input
Voltage 150 to 275V, single phase
Active, Neutral, Earth
220 +25%-32% Vac
Frequency 45 to 65 Hz
Current 211 A rms max at 150 Vac.
7.0 A rms at 220 Vac
Power Factor >0.99 at full load
Sinusoidal waveform
THD<8% at full load
Complies with IEC555-2
Efficiency >90% typical from 50 to 100% output at nominal input voltage
Protection HRC fuses at input of SMR
Power circuit is turned off if AC voltage >280 Vac or <145 Vac.
Voltage Withstand Test 1500 Vac input to chassis for 1 minute (2200 Vdc 100% testing on production units)
EMI CISPR22 Class B.
Inrush Current <8A peak at nominal mains voltage
Soft Start Time 3 secs min o/p current ramp-up
Output
Voltage Float: Adjustable 110 to 140V
Equalise: Adjustable 125 to 155V
Current Limit Adjustable 2 to 12A
Power Limit
(1680W output)
Max current limit 12A at 115Vdc, 11A at 127Vdc, 10A at 140 Vdc, 9A at 155V
Conversion Frequency 70 and 90 kHz
Static Regulation Line: ± 0.02%, Load: ± 0.5%
Dynamic Regulation ± 1% of final voltage for 10% to 90% to 10% step load change. ± 1% for ± 25% step change in AC input voltage.
Output Noise

< 10mV rms Psophometric weighting.

< 50mV rms 100 Hz to 100MHz.

< 0.5V peak to peak 100MHz.

Load Sharing Better than ± 5% active current sharing at full load.
Protection Fuse at output of SMR.
Overvoltage Only faulty unit shuts down.
Overcurrent Can sustain short circuit at output terminals indefinitely.
Overtemperature Gradual reduction of current
Monitoring
Current Monitored on MiniCSU display. Accuracy ± 1% at full load. Optional bar-graph display.
Voltage System voltage displayed on MiniCSU's alpha-numeric display. Accuracy ± 0.5% at full load.
Alarms SMR normal, SMR alarm present and SMR shutdown indicated on front panel. Other alarms and status displayed on MiniCSU.
Remote Controls
Equalise Mode Equalise Mode is initiated by a signal from the MiniCSU.
External Voltage Control (EVC) Optically coupled PWM signal used to control rectifier Float and Equalise voltage over a limited range to optimally adjust battery voltage for temperature and voltage drop in DC bus, limit the maximum battery recharging current and achieve active current sharing. See MiniCSU specification.
Rectifier Inhibit Rectifier can be inhibited by a signal from a remote computer, transmitted via the MiniCSU.
Environmental
Cooling Natural convection cooling
Temperature Operating range: 0° to 50° C.
Humidity 0% to 90% non-condensing.
Mechanical
Noise < 50 dBA ( A Weighted).
Dimensions Height 267 mm (6 U).
Width 89 mm.
Depth 300 mm.
Mass < 6 kg.
Magazine Size The KR-Mag5 Magazine holds 5 Rectifiers across a 19" rack. One row of Rectifiers occupies 10U of rack height. The Magazine fits a rack depth of 400mm or greater.
Connections Input, Output & a multi-purpose connector is mounted on the back of the Rectifier Module with a matching connector at the back of the Magazine. Mating of connectors occurs when the Rectifier is plugged into the Magazine.The Rectifier is mechanically latched to ensure a reliable connection.
 

 

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Last modified: September 16, 2004