Warning: mysql_query() [function.mysql-query]: Unable to save result set in D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php on line 67
Database error: Invalid SQL: select count(id) from pwn_comment where catid='11' and rid='27'
MySQL Error: 1194 (Table 'pwn_comment' is marked as crashed and should be repaired)
#0 dbbase_sql->halt(Invalid SQL: select count(id) from pwn_comment where catid='11' and rid='27') called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php:73] #1 dbbase_sql->query(select count(id) from {P}_comment where catid='11' and rid='27') called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\module\ShopContent.php:129] #2 ShopContent() called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\common.inc.php:518] #3 printpage() called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\html\index.php:13]
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php on line 80

Warning: mysql_query() [function.mysql-query]: Unable to save result set in D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php on line 67
Database error: Invalid SQL: select sum(pj1) from pwn_comment where catid='11' and rid='27'
MySQL Error: 1194 (Table 'pwn_comment' is marked as crashed and should be repaired)
#0 dbbase_sql->halt(Invalid SQL: select sum(pj1) from pwn_comment where catid='11' and rid='27') called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php:73] #1 dbbase_sql->query(select sum(pj1) from {P}_comment where catid='11' and rid='27') called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\module\ShopContent.php:135] #2 ShopContent() called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\common.inc.php:518] #3 printpage() called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\html\index.php:13]
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php on line 80
Database error: Invalid SQL: select * from pwn_comment where iffb='1' and catid='11' and pid='0' and rid='27' order by dtime desc limit 0,5
MySQL Error: 1194 (Table 'pwn_comment' is marked as crashed and should be repaired)
#0 dbbase_sql->halt(Invalid SQL: select * from pwn_comment where iffb='1' and catid='11' and pid='0' and rid='27' order by dtime desc limit 0,5) called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php:73] #1 dbbase_sql->query(select * from {P}_comment where iffb='1' and catid='11' and pid='0' and rid='27' order by dtime desc limit 0,5) called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\module\ShopComment.php:46] #2 ShopComment() called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\common.inc.php:518] #3 printpage() called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\html\index.php:13]
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php on line 80
Database error: Invalid SQL: select * from pwn_comment where iffb='1' and catid='11' and pid='0' and rid='27' order by dtime desc limit 0,5
MySQL Error: 1194 (Table 'pwn_comment' is marked as crashed and should be repaired)
#0 dbbase_sql->halt(Invalid SQL: select * from pwn_comment where iffb='1' and catid='11' and pid='0' and rid='27' order by dtime desc limit 0,5) called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php:73] #1 dbbase_sql->query(select * from {P}_comment where iffb='1' and catid='11' and pid='0' and rid='27' order by dtime desc limit 0,5) called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\module\ShopComment.php:46] #2 ShopComment() called at [D:\wwwroot\bn51cn_2043\wwwroot\includes\common.inc.php:518] #3 printpage() called at [D:\wwwroot\bn51cn_2043\wwwroot\shop\html\index.php:13]
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in D:\wwwroot\bn51cn_2043\wwwroot\includes\db.inc.php on line 80
介质损耗仪-希玛无损测试仪,测振仪,测厚仪-上海交通大学科技园上海舒佳电气有限公司
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介质损耗仪
编号:0005006001
品牌:   [查询该品牌全部商品]
单位:个
重量:45000 克
自动介质损耗仪是一种新颖的测量介质损耗角正切(tgδ)和电容值(Cx)的自动化仪表。可以在工频高电压下,现场测量各种绝缘材料、绝缘套管、电力电缆、电容器、互感器、变压器等高压设备的介质损耗角正切(tgδ)和电容值(Cx)。与西林电容电桥相比,具有操作简单、自动测量、读数直观、无需换算、精度高、抗干扰能力强等优点。仪器内部标准电容器和升电压装置,在“内接”方式下使用,无需其它外接设备,便于携带。

商品售价:¥13,000.00
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商品介绍
详细参数

2.1额定工作条件

2.1.1环境温度:0~40(当温度超出20±5时,每变化10仪器基本误差的改变量不超过基本误差限的1/2。)

2.1.2相对湿度:30%~85%

2.1.3供电电源:电压:220V±22V,频率:50±1Hz

2.2外型尺寸:a×b×h,mm:440×330×400

2.3重量:不大于23kg

2.4电子电路功耗:不大于40VA

2.5测量范围:

2.5.1介质损耗(tgδ:0~1          分辨率0.0001

2.5.2电容量(Cx:                最小分辨率0.01PF

2.5.2.1内接方式

      试验电压               试品电容量

      5KV  7.5KV  10KV     3PF~40000PF

      1.5KV  2.25KV  3K     10PF~0.35μF

      0.5kV  0.75kV  1kV      30PF~1.5μF

 


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