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Megger绝缘电阻测试仪MIT系列使用说明及技术参数

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2016/4/22 14:34:11

Megger绝缘电阻测试仪MIT系列使用说明及技术参数
Megger绝缘电阻测试仪MIT系列使用说明:
Megger绝缘电阻(IR)测试是产品电气绝缘是否有效的一种定
性测试。应用场合有电缆绝缘、变压器绝缘、电动机/
发电机绝缘、Megger绝缘电阻测试仪断路器绝缘和套管绝缘。常用的现场绝缘
测试有持续1分钟的绝缘测试和持续10分钟的极化指数
(PI)测试。
Megger绝缘电阻测试仪电气规格
AC电压输入范围:
5 kV, 10 kV:  90-264 V rms, 47- 63 Hz 100 VA
15 kV:  90-264 V rms, 47- 63 Hz 200 VA
电池:  11.1 V, 5.2 Ah锂离子电池,
符合IEC 62133:2003标准,
MIT1525有2个电池组
电池容量MIT515, MIT525:  通常情况下能在5 kV,100 MW负载
下持续6个小时
电池容量MIT1025:  通常情况下能在10 kV,100 MW负
载下持续4.5个小时
电池容量MIT1525:  通常情况下能在15 kV,100 MW负
载下持续4.5个小时
充电时间:  深度充电2.5小时,正常充电2小时
测试电压MIT515, MIT525:  250 V, 500 V, 1000 V, 2500 V,
5000 V, V锁
测试电压MIT1025:  500 V, 1000 V, 2500 V, 5000 V,
10000 V, V锁
测试电压MIT1525:  1000 V, 2500 V, 5000 V, 10000
V, 15000 V, V锁
锁定测试电压VL:  40 V 至 1 kV以10 V步进,1 kV
至5 kV以25 V步进
5 kV至15 kV以25 V步进
输出电压精度:  1 GΩ负载额定电压下 +4%,-0%
±10 V (0°C 至 0°C)
电阻范围:  10 k至10 TW @ 5 kV
20 k至20 TW @ 10 kV
10 k至30 TW @ 15 kV
从1MΩ到以下阻值的精度:
MIT515,MIT525精度 (23 °C)
5000 V 2500 V 1000 V 500 V 250 V
±5% to  1 TW  500 GW  200 GW  100 GW  50 GW
±20% to  10 TW 5 TW 2 TW 1 TW 500 GW
MIT1025精度 (23  ° C)
10 kV 5000 V 2500 V 1000 V 500 V
±5% to 2 TW 1 TW 500 GW 200 GW 100 GW
±20% to 20 TW 10 TW 5 TW 2 TW 1 TW
MIT1525 精度 (23  ° C)
15 kV 10 kV 5000 V 2500 V 1000 V
±5% to 3 TW 2 TW 1 TW 500 GW 200 GW
±20% to 30 TW 20 TW 10 TW 5 TW 2 TW
位于中央的屏蔽端:  屏蔽并联支路漏电流, 在100
MΩ负载下屏蔽250 kΩ漏电阻zui
大误差为1%
模拟显示范围:  100 kW至10 TW
数字显示范围:  10 kW至30 TW
短路电流:  3 mA @ 5 kV, 10 kV, 15 kV
绝缘警报:  100 kW至10 GW
电容充电: 
MIT515, MIT525 5 kV, < 3 s / μF
MIT1025 10 kV, < 5 s / μF
MIT1525 15 kV, < 7.5 s / μF
电容放电:  从5 kV放电至50 V < 120ms / μF
从10 kV放电至50V < 250ms / μF 
从15 kV放电至50V < 350ms / μF
电容范围(超过500 V): 
MIT515, MIT525 MIT1025 10 nF至25 μF
MIT1525 10 nF至50 μF
电容精度 (23 °C):  ±10% ±5 nF
电流量程:  0.01 nA至6 mA
电流测量精度:  所有电压下5% ±0.2 nA (23 °C)
干扰抑制:
MIT515, MIT525 3 mA,450 V至5 kV
MIT1025 3 mA,960 V至10 kV
MIT1525 6 mA,2100 V至15 kV
电压表量程:  30 V至 660 V ac 或 dc,
45 Hz – 65 Hz
电压表精度:  ±3%, ±3 V
计时范围:  zui大99分钟59秒,
zui小15秒
内存容量:  5.5个小时每5 s不间断记录
测量领域:  IR, IR(t), DAR, PI, SV, DD,
斜坡测试
接口:  B型USB
实时输出:  USB,1 读数/秒(电压、电流和电阻)
环境状况
海拔:  3000 m (5 kV, 10 kV)
3000 m (15 kV)
操作温度:  -20 °C至50 °C
储藏温度:  -25 °C 至65 °C
湿度:  90% RH non-condensing at 40 °C
保护等级:  IP65(盖子合上时) 
IP40(盖子打开时)
UK
Archcliffe Road Dover
CT17 9EN England
T +44 (0) 1304 502101
F +44 (0) 1304 207342
UKsales@megger.com
UNITED STATES
4271 Bronze Way
Dallas TX 75237-1019 USA
T 800 723 2861 (USA only)
T +1 214 333 3201
F +1 214 331 7399
USsales@megger.com
OTHER TECHNICAL SALES OFFICES
Valley Forge USA, College Station USA,
Sydney AUSTRALIA, Danderyd SWEDEN,
Ontario CANADA, Trappes FRANCE,
Oberursel GERMANY, Aargau SWITZERLAND,
Dubai UEA, Mumbai INDIA, Durban SOUTH
AFRICA, Chonburi THAILAND, Malaga SPAIN
CERTIFICATION ISO
Registered to ISO 9001:2008 Cert. no. Q 09250
Registered to ISO 14001-2004 Cert. no. EMS 61597
MIT515-MIT525-MIT1025-MIT1525_DS_CN_V01
www.megger。。com/cn
Megger是一个注册商标
所有资料以英文版本为准
订购信息
Item (Qty) Order Code
MIT515-UK  1001-935
MIT515-US 1001-936
MIT515-EU 1001-937
MIT515-AU 1001-938
MIT525-UK 1001-939
MIT525-US 1001-940
MIT525-EU 1001-941
MIT525-AU 1001-942
MIT1025-UK 1001-943
MIT1025-US 1001-944
MIT1025-EU 1001-945
MIT1025-AU 1001-946
MIT1525-UK 1002-907
MIT1525-US 1002-909
MIT1525-EU 1002-908
MIT1525-AU  1002-910
Included Accessories
Power lead
USB cable
PowerDB Lite software
Product Information CD
Included Accessories 5 kV, 10 kV, 15kV
3 m leadset x 3, medium insulated clips  1002-531
3 m leadset x 3, large insulated clips (MIT1025 only) 1002-534
3m leadset x 3, large 15 kV insulated clips
(MIT1525 only)  1002-949
Optional Accessories
1 kV test lead sets (MIT515, MIT525, MIT1025 only)
Fused test probe and clip lead set 1002-913
Control circuit test lead set  6220-822
Item (Qty) Order Code
HV test leads sest (MIT515, MIT525, MIT1025 only)
5 m leadset x 3, large insulated clips* 1002-645
8 m leadset x 3, large insulated clips 1002-646
10 m leadset x 3, large insulated clips 1002-647
15 m leadset x 3, large insulated clips 1002-648
5 m leadset x 3, medium insulated clips* 1002-641
8 m leadset x 3, medium insulated clips 1002-642
10 m leadset x 3, medium insulated clips 1002-643
15 m leadset x 3, medium insulated clips 1002-644
3 m leadset x 3, bare compact clips 8101-181
8 m leadset x 3, bare compact clips 8101-182
15 m leadset x 3, compact bare clips 8101-183
* These test leads may also be supplied in non-standard lengths to suit a particular
application / requirement. Please contact Megger for a quotation, minimum order
quantities may apply.
Screened HV test lead sets  (MIT515, MIT525, MIT1025 only)
3 m, 5 kV screened un-insulated small clips 6220-835
15 m, 5 kV screened un-insulated small clips 6311-080
3 m, 10 kV screened un-insulated small clips 6220-834
10 m, 10 kV screened un-insulated small clips 6220-861
15 m, 10 kV screened un-insulated small clips 6220-833
Other
CB101, 5 kV Calibration Box 6311-077
Calibration Certificate - CB101 1000-113
UKAS calibration Certificate CB101 1000-047
MIT515, MIT525, MIT1025, MIT1525
5 kV, 10 kV, 15 kV 直流电阻测试仪
总体规格
安全:
MIT515, MIT525,MIT1025 CAT IV 600 V至3000 m
MIT1525 CAT IV 1000 V 至 3000 m
符合IEC61010-1标准
IEC 61010-1
EMC:  符合IEC61326-1标准
大小:
MIT515, MIT525, MIT1025  L 315 mm x W 285 mm x H 181 mm
MIT1525 L 360 mm x W 305 mm x H 194 mm
重量:
MIT515, MIT525, MIT1025 4.5 kg
MIT1525 6.5 kg

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