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NOTE:

 

The earth terminal of the AC outlet is connected to the neutral terminal.

This is the same as a standard household power point where the neutral line is 
bonded to earth and there is normally no voltage between them.

In a stationary land based installation, the earth terminal should be 
connected to a metal earthing stake driven into the ground to a depth of 
1.2m or more.

In case of trouble with the AC output, e.g.short-circuit, overload, etc... the 
protection circuit will automatically cut off the output.
In such cases: 
(A) switch off the power at once
(B) disconnect all units
(C) check the connected devices
(D) use the unit again unless the problems
      concerning the connected devices have been solved

When in use for a prolonged period of time, the AC output may suddenly be 
cut off although the input voltage normal, This may be caused by excessive 
temperatures. If this happens. Please proceed as follows:
(A) Switch off the automatic voltage regulator at once 
(B) Disconnect some of the appliances or wait until the automatic voltage 
       regulator cools off 
(C) Switch the automatic voltage regulator back on 

13.CAUTION

8

Model: 3KVA, 5KVA

GROUND TERMINAL

Output

Summary of Contents for MCD-1000VA

Page 1: ... DELAYING WORKING DELAY UNDELAY AUTOMATIC VOLTAGE REGULATOR INPUT OUTPUT MICROPROCESSOR CONTROL CPU AUTOMATIC VOLTAGE REGULATOR Instruction Manual Please read user manual carefully before use HIGH LOW VOLTAGE PROTECTION ...

Page 2: ...TAGE REGULATOR INPUT OUTPUT Microprocessor Control CPU Wide Range Voltage Regulation Automatically Executes Protection When Protection Finished Goes Off High Voltage Protection Yes Low Voltage Protection Yes Overload Protection Yes 3KVA 5KVA High Temperature Protection Yes Circuit Protection Circuit Breaker Smart Cooling System Yes 3KVA 5KVA 1 FEATURES 2 DESCRIPTION FIG 1 Rear Panel 300VA 500VA Fu...

Page 3: ...put Output Front Panel 3000VA 5000VA Rear Panel 3000VA 5000VA FIG 3 MCD 5000VA UNUSUAL DELAYING WORKING DELAY UNDELAY AUTOMATIC VOLTAGE REGULATOR OFF ON INPUT OUTPUT 2 MCD 1000VA UNUSUAL DELAYING WORKING DELAY UNDELAY AUTOMATIC VOLTAGE REGULATOR INPUT OUTPUT OUTPUT VOLTAGE METER INPUT VOLTAGE METER DELAYING INDICATOR WORKING INDICATOR UNUSUAL INDICATOR DELAY UNDELAY SELECTOR POWER SWITCH Output ...

Page 4: ...ive only after users notify manufacturer in advance WHEN OUTPUT VOLTAGE OF AVR IS HIGHER THAN SET VALUE THE SYSTEM ENTER INTO HIGH LOW VOLTAGE PROTECTION UNUSUAL RED LED FLASHES EVERY ONE SECOND AND OUTPUT GOES OFF WHEN OUTPUT VOLTAGE OF AVR IS UNDER SET VALUE THE SYSTEM ENTER NORMAL WORKING STATE UNUSUAL RED LED EXTINGUISHES WHEN TEMPERATURE OF AVR IS HIGHER THAN SET TEMPERATURE THE SYSTEM ENTER ...

Page 5: ...tion This function should be effective only after users notify manufacturer in advance 5 LED DIGITAL DISPLAY INDICATOR ILLUSTRATION LED Digital Display Indicator Illustration CONDITION INPUT DISPLAY INDICATOR OUTPUT DISPLAY INDICATOR Power Off Extinguish Extinguish Working Input Voltage Output Voltage Delay state Voltage at low voltage protection selective Countdown selective Output high voltage p...

Page 6: ...the unit Switch on appliance after you make sure the unit is working normally with output voltage When connecting the electrical appliance with motor or compressor such as drill air conditioner and so on to the automatic voltage regulator please make sure that the power rating of the automatic voltage regulator is at least 3 times of the power rating of the electrical appliance so that it can work...

Page 7: ... off automatically if the total wattage of the electrical appliances exceed the automatic voltage regulator output capacity 9 OVERLOAD PROTECTION When avr is overload the system will turn into self protection red led indicator will illuminate continuously and there is no output To resume the output you should lessen the load and then restar the unit NOTE This function only suitable for 3KVA 5KVA N...

Page 8: ... THE POWER CURVE OF OUTPUT USE THE SAME CURRENT FUSE FOR REPLACEMENT 100 120 140 160 180 200 220 240 260 280 300 P 100 75 50 25 U V OUTPUT 220V 7 FUSE Fuse Input Output On the rear panel of the automatic voltage regulator there is a terminal fitted with a nut This terminal is connected to the case of the automatic voltage regulator and also to the earth terminal of the AC output socket The use of ...

Page 9: ...l automatically cut off the output In such cases A switch off the power at once B disconnect all units C check the connected devices D use the unit again unless the problems concerning the connected devices have been solved When in use for a prolonged period of time the AC output may suddenly be cut off although the input voltage normal This may be caused by excessive temperatures If this happens ...

Page 10: ...r any other heat source C Inaccessible to children D Safe from water moisture oil or grease E Safe from any flammable substance WARNING DO NOT DISASSEMBLE THE UNIT HAZARDOUS VOLTAGE DANGER PLEASE RETURN TO THE DEALER IF YOU FIND ANY PROBLEM WITH THE UNIT 9 14 MAINTENANCE Very little maintenance is required to keep your automatic voltage regulator operating properly You should clean the exterior of...

Page 11: ... O 130 C 5 No 24 5x11 3x16 5 cm 1000VA 1500VA 2000VA 3000VA 5000VA 250V AC T8 0A 250V AC T10A 250V AC T15A 16A 25A 5x20mm 5x20mm 5x20mm Circuit breaker Circuit breaker No No No Yes Auto operation fan temperature or load 26 3x12 5x17 cm 28 3x14x19 cm 39x21 5x26 cm 39x21 5x26 cm 220V 230V 240V 110V 115V 16 SPECIFICATION 10 specification are subjected to change without prior notice 100 260V 120 260V ...

Page 12: ...put power of the regulator For color TV calculate it twice as its listed capacity Make sure that the regulator is of the same output voltage and frequency as the appliance s it connected Make sure that the voltage of electrical source is within the listed range of the input voltage of the regulator Always place the regulator in an environment that is A Well ventilated B Not exposed to direct sunli...

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