hzjy-5 k Insulation Resistance Tester

insulation Tester Manual 7700元 *** water-cool lIngwI' waH measurement dedicated, 'ach je laH leSpoH laboratory yotlh insulation rut waH waH joq Insulation resistance tester

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insulation Tester Manual 7700元
waH, 'ach je laH leSpoH laboratory insulation vay' Data'nISbogh waH waH yotlh joq insulation resistance tester dedicate water-cool lIngwI' measurement. output Qu'mey potlh matay'DI' puS 25ma. 'aqroS output voltage 2500v. jenwI'-precision micro-Qu'mey potlh measurement pat, digital boost pat DaH nobvam. neH jenwI'-voltage tlhegh lo' 'ej laH 'aD signal tlhegh waH product rar. automatic measurement, yIteb jIHDaq tIn mInDu'Daj 'ej boch qut bey', 'ej ngevwI' results。 ghot'e'
Ⅰ 'elbogh features
1. 32-bit micro-controller, chinese user interface, ngeD Qap.
2. automatically absorption ratio polarization index 'ej SIm 'ej automatically 15 cha'DIch, 1 tup, 2 tup, 10 tup pol poj De' per tup facilitate.
3. Qu'mey potlh output, Qu'mey potlh matay'DI' puS 5ma short-circuit.
4. fully enclose jenwI'-voltage lIngwI' bobcho' cham, internal resistance, QaD 'ej reliable protection. anti-interference laH, ehv substation on-site yo'SeH ghom.
5. automatic discharge waH naQ je real-time discharge mIw jIH.
Ⅱ yIqaw 'elbogh technical
accuracy: ± 10 vatlhvI'
range: 0.1 m ~ 200gΩ
voltage waH: 0.5kv, 1kv, 2.5kv, 5kv
yopwaH bID circuit Qu'mey potlh: > 5ma
poH 'aD: 1 tup 10 tup (measurement related)
Supply HoS: 180 ~ 270vac, 50 hz ghap 60 hz ± 1 vatlhvI' (lo' law' lIngwI' pagh HoS)
Qap Environment: Hat-10 ~ 40 ℃, relative humidity 20 80 vatlhvI'.
32 * 27.5 * 14兆欧表 5kgs尺寸和重量、
Ⅲ Qap 'ay' Qap
1. (l) "l" output jenwI'-voltage.
2. (g) "g" botjan rar Qeb
3. (GND. rar e)
Ⅳ 'ej latlh
DubelmoHchugh vanglu'Qo'DI', "tlhegh" Dop jen yIqIm! 1_G = 1000 M
V. chay'
measurement yo'SeH
pImchugh chuqmey poHmey setup jIHDaq 'el (jIH Figure)

pImchugh chuqmey poHmey setup jIHDaq (jIH Figure)
1. wIv pImchugh chuqmey poHmey measurement icon, 2500v cha' tlha' lom nolwI'pu' voltage 'aD 'e'.
(1) press → ngaQHa'moHwI'mey tlhaq icon HIjmeH neH icon icon ngevwI' wIv loop
(2) start press ghap button 1 cha'DIch measurement start, measurement jIHDaq (Figure CHA') cha' mev

measurement jIHDaq (Figure CHA') bey'
jatlh waH voltage 2500v
105 m, qaStaHvIS yIteb 'aD print instantaneous lo'laHghach
02 ' 45 "poH measurement mIw
05-05-24: measurement Date
15 "15 cha'DIch 'aD lo'laHghach nitlhDaj lo'taHvIS boQwI'vaD tu'moH
01 1 tup 'aD lo'laHghach
10 10 tup 'aD lo'laHghach
absorption ratio dar dar r60s ghap r15s =
pi pi r10m ghap r60s polarization ratio =
(4) mIw pong start ghap button, pagh bertlham measurement, bey' discharge jIHDaq (Figure 'AY' WEJ) mev measurement

600V


jIHDaq (Figure 'AY' WEJ) discharge
transient voltage discharge mIw. waH measurement 'ej product tlhegh ghob'e' wej Hot DeSDu' porghvetlh! vaj user manual discharge waH items discharged.
(5) qaSpu'DI' completion discharge vaj measurement ghot'e' ngevwI' qaStaHvIS jIHDaq (Figure d).

ngevwI' measurement ghot'e' jIHDaq (Figure d). jIHDaq bID lugh je 'ay' De' measurements je, nuqneH refer measurement jIHDaq (Figure CHA') cha' bey'
[007]: measurement De' ngevwI' serial So'meH
laH, qatlh ngevwI' press → ngaQHa'moHwI'mey 007 mej wIv cycle.
wIv mej neH ngevwI' HeghDI' start press ghap button tI'meH pImchugh chuqmey poHmey setup jIHDaq mev (jIH Figure)
[007] qaStaHvIS wIv poH, → ngaQHa'moHwI'mey wIv bit, ↑ ↓ ngaQHa'moHwI'mey serial mI' jenDaq vIH press.
2. ghorgh wIv tlhaq icon.
(1) start ghap button mev, poH bey' setting 'ej jIHDaq (Figure e) 'el

wIv (2) bup pong start ghap button tI'meH pImchugh chuqmey poHmey setup jIHDaq mev (jIH Figure)
(3) wIv HIjmeH pong start ghap below nargh QoQ 'IH lIng button neH date, poH, arrow mach
↑ ↓ ngaQHa'moHwI'mey legh poH date wIQaw'laH.
naQmoH wanI'mey, qaStaHvIS (3) amend press start ghap wIv QoQ 'IH lIng button setting.
(4) setting mej wIv loop 'ej chuqmey je press → ngaQHa'moHwI'mey. modification date ghorgh mach arrow vIH cycle poH 'ej
3. ghorgh wIv ngevwI' icon
(1) start ghap button De' ngevwI' vaj jIH jIHDaq (Figure vi) mev

legh De' jIHDaq (Figure vi) ngevwI'
(2) DubelmoHchugh refer measurement jIHDaq (Figure CHA') cha' cha' lugh bID je 'ay' De' measurements, 'ej jIHDaq
(3) [000] [007] serial measurements
(4) De' mI' cha' press wIv ↑ ↓ ngaQHa'moHwI'mey [000] [007] leghlaHbe'
(5) button veb page → press
(5) start press ghap button tI'meH pImchugh chuqmey poHmey setup jIHDaq mev (jIH Figure)
4. ghorgh wIv Settings icon
(1) start ghap button mev, setup jIHDaq (Figure vii 'el

settings jIHDaq (Figure vii).
(2) wIv press → ngaQHa'moHwI'mey vay' poH ghum etc loop.
(3) ↑ ↓ ngaQHa'moHwI'mey appropriate settings wIQaw'laH press
(4) start press ghap button tI'meH pImchugh chuqmey poHmey setup jIHDaq mev (jIH Figure)
vIHtaHbogh principle jan

'op features Hoch
lcd Keypad: ngoy' keyboard, bey'.
nc pa' muD jIH: pwm circuit jenwI'-efficiency motlh 0-5v output lIng.
dc-dc 0-10kv: je step-up transformer, jen conversion, 10kv output jen voltage dc. yopwaH bID circuit protection
divider circuit: 10kv jen joH rop, bIDameH 5v, ad vuDmey tlhopDaq facilitate.
circuit 'aD: De' acquisition, Qu'mey potlh transformation.
controller: measurement naQ bobcho' Hoch vaj.
resistance resistivity factors 'elbogh pagh
wej Hat humidity 'ej
nup Sa' resistance Hap 'u' je ghur Hat humidity je. loQ contrast ghor resistance (rate) Hap environmental humidity 'ej lom resistance (rate) vIta'Qo' Hap Hat. humidity ghur, qatlh ghur ghor leakage, conduction Qu'mey potlh ghur porghDaj. Hat, carrier rate movement per dielectric absorption Qu'mey potlh 'ej Sa' media neH 70 [taH 20 [taH SuvrupDI' resistance neH 10 vatlhvI' ghur jIHbe'mo', according to De' ja', conduction Qu'mey potlh Dunqu'mo'. vaj, measurement resistance Hap 'u', sample equilibrium environment Hat h 'ej SIch ghob'e' per SoH
b. waH voltage (electric yotlh HoS)
dielectric resistance (rate) lo'laHghach generally wej qaStaHvIS tev voltage range ratlh unchange 'e' ohm chut wej apply wanI'vam. unchange ratlh pa' Hat, legh ghuS voltage range, conduction ghaH apply voltage ghur linearly chel Qu'mey potlh, resistance lo'laHghach. qaSpu'DI' puS be voltage neH, ghur ghotvetlhDaq ghur je ghur neH conduction Qu'mey potlh tat Saghmo' paQDI'norgh luchenmoHmeH puS waH voltage, nup Hap 'u' resistance tlhoS tam wabvetlh. vaj, wIvmeH matay'DI' chaq ghaj veb Hap 'u', qaStaHvIS pIm voltage resistance waH neH Hap 'u' ghot'e' ghuS resistance applied waH voltage.
noteworthy, ghot'e' qaStaHvIS Hap 'u' choH qaStaHvIS determinants resistance electric yotlh HoS, vaj qaq waH voltage waH. rap waH voltage, vaj SabtaHbogh pIm waH waH ghot'e' resistivity electrodes chuq ghaH pIm, smaller SabtaHbogh be 'ej negative electrodes, waH lo'laHghach chuq smaller.
c. waH poH
dc voltage je be joH rop waH Hap 'u', waH Hap 'u' lo'laHghach Qu'mey potlh ngaDmoH instantaneous, 'ach Sublaw' mIw tu'lu'. flows joH rop legh rap poH, Huj Qu'mey potlh vegh weghbogh, vaj ropvammo' QIt nup Qu'mey potlh, Qav vI'Iprup ngaDmoH Qu'mey potlh chav conductance absorption. veb resistance 'aD lo'laHghach, poH equilibrium SIch nI'qu'. vaj, vaj laD measurement in order to properly resistance waH, laD qaStaHvIS ngaDmoH lo'laHghach joq joH rop readings tlhap qaSpu'DI' tup 1.
loQ addition je related jen insulation resistance lo'laHghach Huj qun. qar evaluation electrostatic bang Hap 'u', Hap 'u' qaStaHvIS waH resistance (rate), vaj wa'DIch Ha' je HoS consumption 'ej QamchoH 'op poH, patlh poH desirable 5 tup, vaj 'ej vaj 'aD ghun waH. loQ Sa' Hap 'u' waH, waH qaSlaH 3 5 randomly wIv samples, je motlhbogh lo'laHghach je waH ghot'e'.
d. nIj waH luch
qaStaHvIS waH, circuit connection wej jen insulation resistance, pIj inappropriately sample waH, such as sampling resistor Don, mup matay'DI' chaq qem 'aD ghot'e'. Qu':
reduce measurement vaj lo' Qagh protection cham neH leakage Qu'mey potlh circuit protective conductor basically stray Qu'mey potlh 'angbogh Da waH ghot'e' eliminate jom;
jenwI'-voltage tlhegh muHIvtaHbogh ghor ionization, yav, leakage 'op cable connection je run law' qIt tip, corona discharge bot reduce 'ej output vaj Dujvetlh jen insulation, yIteb diameter jenwI'-voltage wire je voltage jen lo';
QongDaq waH polyethylene, teflon je latlh insulate Hap 'u', 'ej in order to qabwIj waH mISmoHwI' webqu'meH nov lom ngaq ghuS.
e. Hur interference
Hap 'u' jen dc voltage, vegh sample Qu'mey potlh insulating SoHvaD mach, vulnerable Hur interference, qaStaHvIS weghbogh waH Qagh ghot'e' mup. thermoelectric potential, generally mach je laH neglected contact potential. electrolytic potential rewbe'mey'e' yIQ chovnatlh lIng pIm baS contacts, neH vIHtaHbogh 20mv, 'ej qar'a' relatively 'eS humidity, poQ waH static HeghDI' waH qaStaHvIS QaD environment, potential electrolysis laH eliminate SoH. vaj, Hur interference rewbe'mey'e' coupling Qu'mey potlh stray joq potential generated electrostatic induction. qaStaHvIS waH Qu'mey potlh nay'ngaqbe' 10-10a pagh 'aD puS 1011 ohms resistance; strict screening 'aD mup Hur interference eliminate vaj adopt waH samples, waH electrode 'ej waH pat



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