Parma VAF-A Operating Manual Download | Manualshive

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РА1.007.001РЭ-001

26

PARMA Ltd.

РА1.007.001РЭ-001

3

PARMA Ltd.

Appearance of “Parma VAF-A” voltamperephasometer

with its accessories

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Summary of Contents for VAF-A

Page 1: ...ё РА1 007 001РЭ 001 PARMA Ltd Saint Petersburg VOLTAMPEREPHASOMETER Parma ВАФ А OPERATING MANUAL РА1 007 001РЭ ФГУ ...

Page 2: ...РА1 007 001РЭ 001 27 PARMA Ltd ...

Page 3: ...РА1 007 001РЭ 001 26 PARMA Ltd РА1 007 001РЭ 001 3 PARMA Ltd Appearance of Parma VAF A voltamperephasometer with its accessories ...

Page 4: ...ntal factors 8 5 Overall dimensions in packing are 330x235x105 mm 8 6 Gross weight is no less than 3 kg 8 7 The device is suitable for the use in the sphere of state metrological supervision in case when there are two unopened seals on its housing on the right and on the left belonging to the manufacturer enterprise and a Gosstandart body carrying out verification of the device 8 8 The device seal...

Page 5: ...or use without release verifica tion 7 8 Verification interval 7 8 1 Verification is made one time a year 8 MARKING PACKING AND SEALING 8 1 The following data is marked on a device name type manufac turer s trade mark national compatibility mark after type registration serial num ber year of release designation of input and output circuits nominal voltage type of current and power supply frequency...

Page 6: ...oltage current РА1 007 001РЭ 001 23 PARMA Ltd 7 6 4 4 VAF is considered to pass the test if the range of effective value of direct voltage is 0 0 460 V and the relative permissible error doesn t exceed the value determined in p 7 1 7 6 5 Verification of effective range and measurement error of effective value of alternating voltage measurement 7 6 5 1 Connect the device to UPPU 1M system 7 6 5 2 S...

Page 7: ...o value of voltage is shown on indicator 7 6 4 3 Make measurements in the following range points 10 100 200 300 460 V РА1 007 001РЭ 001 7 PARMA Ltd Um Im Measured value of voltage current 3 SAFETY REQUIREMENTS 3 1 The device belongs to class II according to GOST 26104 re garding electric injury protection 3 2 Protection level of the device case according to GOST 14254 80 IEC 529 is IP54 3 3 Only p...

Page 8: ...on linear distortion of supply line voltage no more than 15 Maximum consumed power no more than W From network power source 3 From battery source 0 5 Direct current power supply voltage is 6 V 4 galvanic cells R14P AR SIZE C 1 5 V SUM 2 Battery supply is switching automatically when network supply cable connector is removed from a jack РА1 007 001РЭ 001 21 PARMA Ltd Operation is made during Names ...

Page 9: ...thstand test voltage of effective value of 2 kV frequency of 50 Hz during 1 minute without damage 4 4 4 Electric insulation between network circuits and equivalent cir cuits and the case of the device can withstand test voltage of effective value of 4 kV frequency of 50 Hz during 1 minute without damage 4 5 Service requirements in overload conditions 4 5 1 The device can withstand overload of 2 Us...

Page 10: ...front panel 3 there is a power switch 5 display lighting button 6 double terminal 7 for connec tion of phase A voltage signal or Uref single terminal 8 for connection of phase B voltage signal double terminal 9 for connection of phase C voltage signal or Um jack 10 for connection of a clamp Iref jack 11 for connection of a clamp Im display 12 The jack for connection of the supply line of 220 V is ...

Page 11: ...ll be switched to required mode automatically when the signal comes to terminal B 6 2 9 2 Correct determination of phase shift order is possible if only all three phases are connected in accordance with marking on the de vice see fig 12 13 6 2 9 3 The result of phase shift determination is displayed as a text for example Figure 12 NO PHASE С NO PHASE А φuu 30 L 220 0V φui 30 C 999 mА 180 270 0 90 ...

Page 12: ...ent of signal appearance on Ureference terminals the device will be switched to the proper mode automatically 6 2 7 3 The upper line of display will indicate the value of phase shift between Ureference voltage and voltage applied to measurement chan nel Umeasuring Read indication from the upper line of the display 6 2 7 4 Prefix of current voltage phase shift uu Figure 10 6 2 8 Measurement of volt...

Page 13: ...is intended for formation of signals necessary for measurement of phase shifts of galvanically isolated circuits These may be current Im or voltage Um The reference channel consists of three comparators 1 2 3 two of them to form reference signals Im and Um 1 2 and one 3 to work with voltage signal Ub in the mode of determi nation of phase alternation order Comparators convert the input sinusoid si...

Page 14: ...А1 007 001РЭ 001 15 PARMA Ltd 6 2 2 Measurement of effective value of alternating voltage and its frequency 6 2 2 1 To measure the effective value of alternating voltage and its frequency apply alternating voltage to terminals named Um see fig 5 read display indication The measured voltage value is placed in the right upper part of the display and has a dimension of voltage V frequency value is in...

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