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power measuring instruments, ccd cameras, lcr meters, thermometers & micro ohm meters from India

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  Test and Measurement (T&M) : AUTOMATIC ELECTRIC

It measures true R.M.S. value of sinusoidal and nonsinusoidal voltage or current signals.

 
ELECTRICAL SPECIFICATIONS
• TYPE Electro-mechanical
• VOLTAGE AT SYNCHRONISM 110V ± 2%
• OPERATING VOLTAGE 110V ± 20% (for other voltages use separate PT box.)
• FREQUENCY 50 / 60Hz ± 5%
• SYNCHRONISING CONDITION Dark lamp method
• ACCURACY 2°
• ANGLE OF ROTATION 360°
• POWER CONSUMPTION 3 VA for MAINS - (I) & 6VA for GENERATOR - (II)
• INSULATION RESISTANCE Greater than 20 Mohms at 500V. DC.
• DIELECTRIC TEST 2kV RMS for One minute
• OPERATING TEMP. -10°C to 55°C
• STORAGE TEMP. -20°C to 70°C
• HUMIDITY Upto 95% RH
• INDICATION Moving pointer & LED
• CONFORMS TO I.S. 1248 / I.E.C. 51 (Part-5)

These indicate true RMS values practically independent of waveform even of high harmonics. The scale is compressed initially. Readability starts from 10 to 15 degree approximately.

 
ELECTRICAL SPECIFICATIONS
• TYPE Moving Iron Slide In Scale.
• OPERATING VOLTAGE
(For Voltmeter)
Burden 		15V to 600V.
100V / 110V for PT secondary.
15V to 30V - <100mA, 50V to 100V - < 30mA, 110V to 200V - <15mA,
200V to 600V - <7.5mA.
• OPERATING CURRENT
(For Ammeter)
Burden		 1 A to100A in 72x72, 1A to 200A in 96x96
1A / 5A for CT secondary.
0.25A to 30A - < 1VA, Above 30A - < 1.5 VA.
• FREQUENCY 45 ~ 65Hz. (400Hz. on request).
• ACCURACY Class 1.5
• DIELECTRIC TEST 2kV RMS or 1 minute.
• OVERLOAD CONTINUOUS 1.2 times
• OVERLOAD SHORT TIME 2 times VN / 10 times IN for 5 seconds.
• OPERATING TEMP. -10°C to 55°C
• STORAGE TEMP. -20°C to 70°C
• HUMIDITY upto 95% RH
• CONFORMS TO I.S. 1248 / I.E.C. 60051 (Part 2).

'AE' SYNCHROSCOPE is categorized into two types A) Electro-mechanical and B) Electronic.
 
ELECTRICAL SPECIFICATIONS
• TYPE Electronic
• VOLTAGE AT SYNCHRONISM 110V ± 2%
• OPERATING VOLTAGE 110V ± 20% (for other voltages use separate PT box.)
• FREQUENCY 50/60Hz ± 5%
• SYNCHRONISING CONDITION Glowing of "SYNCHRO ON" LED
• ACCURACY 2°
• ANGLE OF ROTATION 360°
• POWER CONSUMPTION 2VA for MAINS - (I) & 0.25VA for GENERATOR - (II)
• INSULATION RESISTANCE Greater than 20 Mohms at 500V. DC.
• DIELECTRIC TEST 2kV RMS for One minute
• OPERATING TEMP. -10°C to 55°C
• STORAGE TEMP. -20°C to 70°C
• HUMIDITY Upto 95% RH
• INDICATION Rotating LED
• CONFORMS TO I.S. 1248 / I.E.C. 51 (Part-5)

  High Voltage Insulation Tester
 
ELECTRICAL SPECIFICATIONS
• MODEL EMS - 12
• TYPE Indoor, Floor Mounting.
• COOLING Air - Cooled / Oil Cooled / Air - Oil Cooled.
• INPUT 160 - 260V / 180 - 250V, 1 Phase AC.
300 - 460V / 360 - 460V, 3Phase, 4 Wire (or 3 Wire if required) AC (Balanced or Unbalanced).
• OUTPUT 230V / 240V ± 1%,1 Phase AC.
    380V / 400V / 415V ± 1%, 3Phase AC.
• CAPACITY 1 kVA - 2000kVA
• FREQUENCY 50 - 60Hz.
• INSULATION RESISTANCE Not less than 5 Mohms at 500V DC
• DIELECTRIC TEST 1.5kV RMS for 1 minute.
• OPERATING TEMP. 0°C to 50°C
• STORAGE TEMP. - 9°C to 70°C
• HUMIDITY upto 95% RH
• CONFORMS TO I.S.9815

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