MXPS700 Power Supply manual
Contents
1. 0 Page 7 of 9 MXPS700 User Manual Derating Curve Output Derating VS Input Voltage Taz25C pi ro E z lt t 40 HORIZONTAL 124 115 155 64 30 10 20 30 40 59 6 AMBIENT TEMPERATURE INPUT VOLTAGE V 60Hz Figure 2 De rating Cures Output A1 Output A2 Output B2 Output A3 Output B3 Output B1 Figure 3 Rear View of Output Ports A amp B Connection Terminals See Specifications for current capacity of ports 1 0 Page 8 of 9 O 2012 Spectra Engineering Pty Ltd MXPS700 User Manual Figure 4 MXPS700C Hear View es 55 cha O88 O88 IET LI itu cese came Figure 5 MXPS700 Right Hand Side View O 2012 Spectra Engineering Pty Ltd 1 0 Page 9 of 92. at the power outlet For instruments designed to be hard wired to the supply mains the protective earth terminal must be connected to the safety electrical ground before another connection is made Any interruption of the protective ground conductor or disconnection of the protective earth terminal will cause a potential shock hazard that might cause personal injury Provide adequate ventilation around the rear of the equipment DO NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE Do not operate the equipment in the presence of flammable gases or fumes Operation of any electrical equipment in such an environment constitutes a definite safety hazard DO NOT ATTEMPT INTERNAL SERVICEING Operating personnel must not remove the instrument cover No internal adjustment or component replacement 15 allowed by non Spectra qualified personnel Never replace components with power cable connected To avoid injuries always disconnect power discharge circuits and remove external voltage source before touching components DO NOT SUBSTITUTE PARTS OR MODIFY THE EQUIPMENT Because of the danger of introducing additional hazards do not install substitute or lower voltage parts to the equipment Return to your authorised distributor 2012 Spectra Engineering Pty Ltd Ver1 0 Page 3 of 9 MXPS700 User Manual WARRANTY CONDITIONS amp PRECAUTIONS This MXPS700 product is warranted against defects in materials and workmanship for a period of 1 years from dat
3. plug to suit your radio equipment on other end of the DC cable Then plug the mains power cable into the mains supply outlet and switch it on Turn power supply ON Insure power led lights on radio If no power led lights turn OFF power supply and recheck cabling Page 5 of 9 MXPS700 User Manual Cooling The MXPS700 power supply provides cooling by convection and forced air cooling This increases the normal airflow around the power supply in combination with a speed controlled fan to improve cooling at higher levels of use Caution Place the power supply in a well ventilated and cool area Do not block the ventilation openings on left amp right sides of the unit Mounting The 5700 design allows flexible mounting when used in conjunction with Spectra Engineering base stations repeaters RF power amplifiers The design allows it to be installed in a 1RU rack mount and it also can be installed at a distance from the base station repeater if required Parallel ports amp Redundant Power Supply System In many applications it is desirable to connect both ports A amp B terminals in parallel This may be done to increase the total current available or for redundancy The MXPS700A B models be configured for paralleled amp redundant configurations The design achieves this by incorporating two separate main block supplies thus allowing the DC ports to be connected in parallel via the rear sc
4. 0 has a number of flexible configurations These include the following models MXPS700A 13V8DC 2X 330W Suitable for 6X MX800 50W TX or 100W VHF UHF TX MXPS700B 28VDC 2X 335W Powers 1x 200 300 Watt Power Amplifier e MXPS700C 13V8DC 330W amp 28VDC 335W Powers 2X MX800 100 Watt 700 800MHz All models accept a wide mains voltage swings 85 to 264 VAC input voltage for worldwide use Input mains fuse may require to be changed to 10amp if used on 110VAC Features e Protected against mains surges spikes and brown outs e Tolerant of high temperatures and vibration e Protected against short circuit Current Limiting Circuit If the peak current rating is exceeded due to a short circuit or excessive load across the output terminals the output current will be limited to a safe level preventing damage to the power supply e Over temperature protection e Output over voltage shutdown Induced output transient protected e Manufactured using only well specified and qualified high grade commercial parts e Infant mortality burn in period e Easy to wire screw terminal output ports e AC input via covered IEC connector e Compliant with relevant international standards e hermostatically controlled cooling fan Output short circuit protected no minimum load current O 2012 Spectra Engineering Pty Ltd 1 0 e 1RU rack mountable e Low radiated emissions due to double meta
5. SPECTRA ENGINEERING ____ gt ph MXPS700 Series User Manual MXPS700 Series Spectra Engineering Pty Ltd WW ABN 65 057 696 438 731 Marshall Road Malaga Western Australia 6090 Tel 61 8 92482755 Fax 61 8 92482756 Email info spectraeng com au Web www spectraeng com au In order to continually improve our products Spectra Engineering Pty Ltd reserves the right to alter without notice and at any time the equipment and specifications described in this document All performance figures quoted are typical and are subject to normal manufacturing and service tolerances The purchaser is warned that some statements made in this document may be inaccurate due to typographical or other errors or subsequent modifications of the product While every care has been taken in the creation of this document no warranty of accuracy or reliability is given in any advice or information contained in this document Spectra Engineering Pty Ltd or any director officer agent or employee of Spectra Engineering Pty Ltd cannot be held liable for any loss or damage whatsoever arising in any way or any representation act or omission whether express or implied including responsibility to any person by reason of negligence Copyright O Spectra Engineering Pty Ltd 2012 This work is copyright Other than as permitted by Law no part of it may be reproduced stored in a retrieval system or tran
6. e of shipment During the warranty period Spectra Engineering will at it s option either repair or replace products which prove to be defective The warranty shall not apply to defects resulting from improper or inadequate usage or maintenance by the buyer buyer supplied products or interfacing Furthermore Spectra Engineering does not warrant any damage occurring as a result of the buyer s circuitry or the buyer s supplied products The following conditions are not covered by the warranty Please ensure that the MXPS700 is not subject to 1 Over voltage or Reverse Power Supply Voltage Do not use AC supply which exceeds the input voltage and frequency rating of this instrument The input voltage and frequency rating of the power supply series is 85 to 265 50 60Hz For safety reasons the mains supply voltage fluctuations should not exceed 10 of nominal voltage 2 Operation in locations subject to abnormal environmental conditions such as extreme temperatures or ingress of moisture or excessively dusty environments 2012 Spectra Engineering Pty Ltd Ver1 0 Page 4 of 9 MXPS700 User Manual Introduction This user s manual contains the operating instructions installation instructions and specifications of the MXPS700 power supply series This versatile 1RU switch mode power supplies come in a rugged sturdy compact construction metal case made to withstand harsh industrial environments The 570
7. l housing Turning the power supply ON OFF The power supply has an on off switch located on the rear marked I for ON for OFF Turn the power supply on by pressing the side of the switch Turning the power supply off by press the side of the power switch Connecting the Power Supply to Peripherals When increased current is the goal the ideal situation is to have the total load current split evenly across the two parallel ports The total equipment current draw will determine whether ports A amp B required to be paralleled or not See Parallel ports amp Redundant Power Supply System section for more information Please insure the connecting equipment doesn t exceed the Max Output Current MOC requirements See specification section below Select a suitable gauge of the DC cable to ensure less than 0 5V volt drop at a maximum current draw of the connecting equipment Unplug the MXPS700 from the mains supply outlet Using the rear screw terminal connector connect your DC cable insuring the correct polarity Ve RED wire to the positive terminal pin and connect the negative Ve Red with black or black wire to the negative terminal Please see rear layout label for screw terminal polarity and connections See example Figure 2 amp 3 It is also recommend fitting an inline fuse holder in series with the positive between to equipment and power supply Connect the appropriate
8. rew terminal block Proper load sharing can only be accomplished when the output voltage of the supplies are at the same level at the point where they are common This means that voltage drop in the wiring must also be taken into account Multiple Units can be paralleled however Temperature fluctuation component tolerances and power supply location i e wire lengths are some of the factors that can influence the output voltage and thus effect the load sharing Redundancy is achieved when ports A amp B are paralleled If one of the main supply blocks ports should fail and the maximum required current is half of MOC the remaining working supply block will provide power to the load equipment The MXPS700C can not be configured to work in paralleled amp redundant configurations as it is limited to MOC due to its split supply rail configuration 13V8 and 28VDC To Radio Equipment Figure 1 Paralleling A amp B DC outputs Troubleshooting Radio didn t power up when power supply was turned on Probable cause 1 No power in the AC outlet or the main input fuse inside power supply mains IEC connector has blown Suggested solution Check the mains power outlet or replace the mains input fuse inside the unit 5 Amp fuse rating Probable cause 2 The unit is in current limiting condition or blown output fuse Suggested solution Disconnect radio and check that the output terminals have not short circui
9. smitted any form or by any process without prior written permission FCC Interference Warning Note The equipment has been tested and found to comply with the limits for a class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial or residential environment This equipment generates uses and can radiate radio frequency energy If not installed and used in accordance with this instruction manual may cause harmful interference to radio communication 2012 Spectra Engineering Pty Ltd Ver1 0 Page 2 of 9 MXPS700 User Manual SAFETY SUMMARY The MXPS700 power supply contains dangerous mains voltages within For servicing please return to your nearest distributor No fuses or user serviceable parts are within the power supply module The following general safety precautions as would normally apply should be observed during all phases of operation service and repair of this equipment CAUTION Risk of Electrical Shock AROUND THE EQUIPMENT This product is a Safety Class 1 instrument To minimise any possible shock hazard from power supply or lightning strike the instrument chassis must be connected to an electrical ground The instrument must be connected to the AC power supply mains through a three conductor power cable with the ground wire firmly connected to an electrical ground safety ground
10. ted and are have correct polarity Verify this fault condition with a multimeter Check in line fuses Fuse blows when power is turned on Probable cause Unit is defective Suggested solution Call technical support O 2012 Spectra Engineering Pty Ltd Ver1 0 Page 6 of 9 MXPS700 User Manual Specifications Power Supply Specifications MXPS700 AC Mains Input Voltage 85VAC to 264VAC AC Mains Input Current typ 10A 115VAC 5 9240 Model Output A Output B 13 8VDC 13 8VDC 0 2V ARP Nominal Output Voltage lAm 28VDC 28VDC Q NE 0 2V 0 2V 13 8VDC 28VDC 112021 0 2V Output Output Paralleled DOSE A B Outputs DC Maximum Output Current MXPS 700A 24A 24A 48A MOC Continuous at 25 C MXPS700B 12A 12A 24A MXPS700C 24A 12A N A Output Output Paralleled od A B Outputs DC Rated Output Current 9 TA Aon B Max Temp Continuous at 60 C 5700 11 11 22 5700 22 11 Regulation 100mV Efficiency gt 80 typical Ripple amp Noise 20mV RMS Operating Temperature 30 C to 60 Design Field Lifetime MTBF Power Factor Weight TBA C Tick CE UL TUV CB CUL S MARK 10 years 50 Auto Power Factor Correction Approvals Due to ongoing development we reserve the right to alter specifications without notice Input mains fuse may require to be changed to 10amp if used on 110VAC 2012 Spectra Engineering Pty Ltd Ver1
Download Pdf Manuals
Related Search