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6930S rated output current (PF=1) 

 

 

6950S rated output current (PF=1) 

 

 

6950S rated output current (PF=0.8) 

 

Summary of Contents for 6900S Series

Page 1: ...6900S Series 6905S 6910S 6920S 6930S 6950S AC Power Source User Manual E1 01...

Page 2: ......

Page 3: ...ill void your warranty Operate under non normal contrived omission or accidental calamity including temblor floods rebellion and fire etc Any non authorized modifications tampering or physical damage...

Page 4: ...Modification history Date Version Content 2017 5 C1 00 First edition...

Page 5: ...3 2 2 1 Power Requirements 3 2 2 2 Power Cable 3 2 3 Environmental Conditions 4 CHAPTER 3 SPECIFICATIONS 5 3 1 Specification 5 3 2 Front Panel Description 9 3 3 Rear Panel Description 12 CHAPTER 4 MA...

Page 6: ......

Page 7: ...oscope probe or using isolated oscilloscope To prevent accidental injury or death these safety procedures must be strictly observed when handling and using the test instrument 1 3 Service and Maintena...

Page 8: ...user modifications will void your warranty EEC will not be responsible for any injuries sustained due to unauthorized equipment modifications or use of parts not specified by EEC Instruments returned...

Page 9: ...uirements This instrument requires a power source of 110 volts AC 10 50 60 Hz single phase or 220 volts AC 10 50 60 Hz single phase Please check the rear panel to be sure the proper switch setting is...

Page 10: ...l packaging materials that you originally received If you are returning your instrument to us for servicing please repackage the instrument in its original container Please enclose the instrument with...

Page 11: ...oad Crest Factor 3 Line Regulation 0 1V Load Regulation 0 5 of output 0 5V at Resistive Load SETTING Voltage Range 0 310V 155 310V Auto Range Resolution 0 1V Accuracy 1 of setting 0 1 f s 1 of setting...

Page 12: ...ack On Off Setting On when output current over setting Hi A value it will fold back output voltage to keep constant output current is setting Hi A value Response time 1 4s Efficiency 78 80 Protection...

Page 13: ...7 6905S rated output current PF 1 6910S rated output current PF 1 6920S rated output current PF 1...

Page 14: ...8 6930S rated output current PF 1 6950S rated output current PF 1 6950S rated output current PF 0 8...

Page 15: ...5 UNIVERSAL AC OUTPUT SOCKET Trip Current 20A 6 P PF SELECT BUTTON Select the display of output wattage or power factor value 7 M1 M2 AND M3 BUTTON Store setting memories Press and hold for a second o...

Page 16: ...ss to set the output frequency to 60 Hz 16 50 Hz KEY Press to set the output frequency to 50 Hz 17 POWER FACTOR INDICATOR When the LED is ON the display shows the output power factor 18 WATTMETER INDI...

Page 17: ...ge 25 LO INDICATOR When the LED is lit the output is set to low range 26 INDICATOR When the LED is lit it is at normal operation whereas when the LED is blinking it is at abnormal operation 27 POWER S...

Page 18: ...12 3 3 Rear Panel Description 6905S rear panel 6910S rear panel 6920S rear panel 1 1 2 2 3 3 4 5 5 6 8 8 1 2 6 7 8...

Page 19: ...LE Standard IEC 320 connector for connection to a standard NEMA style line power mains cord 5 INPUT POWER SWITCH Line voltage selection is set by the position of the switch In the left position it is...

Page 20: ...rmal setting and 10Hz step for coarse setting As the 50 Hz or 60 Hz key is pressed the desired frequency will be immediately updated The same method applied like voltage setting to scroll the display...

Page 21: ...arm an error message is indicated 7 Front Panel Lockout Press the key will lead to the LOCK indicator to be lit in order to disable all keys on the front panel except PF P key Further pressing the key...

Page 22: ...m voltage setting limit FrEq HI 450 0 Maximum frequency setting limit FrEq LO 40 0 Minimum frequency setting limit OC Fold OFF Output Current fold back disable ON Output Current fold back enable 1 Pow...

Page 23: ...n becomes 1HZ STEP 5 Frequency Low Limit The Frequency display will indicate FrEq and the Voltage display shows LO Press the or key from the Current display to adjust the low limit frequency within th...

Page 24: ...s will show the overloaded voltage or current respectively They will occur Over Current Protection that output circuit is short and the system will self protect within 1 second or the output current h...

Page 25: ...ent displays will show the overloaded voltage or current respectively If the Amplifier is fault or abnormal or GBIT on the Amplifier is burned the Frequency display will indicate A SH and the alarm wi...

Page 26: ...will indicate a necessary value needed to be calibrated Using the voltage value from the RMS Voltmeter press or key from the Current display to scroll the display which indicate the current voltage va...

Page 27: ...ey to save the data stored and the low range current calibration is completed High Range Current Calibration Press or key from the Frequency display to select A HI Connect a variable resistor as load...

Page 28: ...or key from the Frequency display to select P HI Connect a variable resistor as load and a calibrated true RMS Power Meter on one of the output socket and press key in order to activate the CPU to re...

Page 29: ...ce with the input circuit and all related parts are required to be checked and calibrated at least once every year This is to protect user in terms of safety and to ensure a high accuracy of this AC P...

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