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2025年03月13日 星期四

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  • 更新时间:2025-03-13
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490NAA27103

490NAA27103

490NAA27103

接地螺丝因机柜本体与底座间有胶皮形成绝缘,屏蔽地汇流排与底座间绝缘,

现场控制站按规定做好接地处理。即分别接至现场控制站接地汇流排上。

I/O柜的电源地与UPS的电源地接至同一个地,保证等电位。

2.各个硬件设备操作员站、工程师站、网络交换机、服务器主机、系统显示器等采用外壳接地或直接将电源地线连接至电气接地网。

3.I/O组件模拟量模件的40端即直流24伏的负端接至逻辑地汇流排上,逻辑地汇流排接至屏蔽地,再接入总接地汇流排。

4.屏蔽地现场控制站的保护地应从机柜下方的接地螺钉接至接地分干线,现场控制站的屏蔽地应从接地汇流排接至公共连接板。

5.接地电阻测试接地系统的电阻进行测试,以保证接地能满足控制系统制造商的要求。

1用电仪表的外壳、仪表盘、柜、箱、盒和电缆槽 、保护管、支架、底座等正常不带电的金属部分,由于绝缘破坏而有可能带危险电压者,均应做保护接地。

对于供电电压不高于36V的就地仪表、开关等,当设计文件无特殊要求时,可不做保护接地。

2198-ABQE 数量1个 8742

7MH4138-6AA000-0BA0  2

6AV3 607-1JC20-0AX1   1------------------

CI830 3BSE013252R1  1----------

7KM4211-1BA00-3AA0, 14个

7KM9300-0AB01-0AA0,20个

6FC5372-0AA30-0AB0   1个-------------

6SL3120-1TE13-0AD0      5个

6SL3330-6TE41-1AA3      1台

6ES7314-1AG13-0AB0   1

6ES7522-1BL10-0AA0   1

6ES7155-5AA01-0AB0   2

6ES7590-1AF30-0AA0   2

IC695PSD040   2------------

EPSCPE100   2

IC694MDL260   3------------

IC694MDL340   3----------

TK811V015 1.5m   10

TK811V015 5m   10

ACS510-01-038A-4+B055   1

188J2C100   1 面价106

2711R-T10T 数量   15     面18762

1766-L32BXBA    数量   10    面8001

1762-OW16   数量   20    面2541

1762-OF4     数量    10  面 3311

6GK5766-1GE00-3DA0   1

140CPU67160 ,2个---------------

4NC5325-0CE21 ,24个

6SL3203-0BB21-8VA0   3个

7MH4930-0AA01  1

6ES7650-8AT60-0AA0        12

6ES7650-8BT60-0AA0         8

3UF7300-1AU00-0     1

3UF7010-1AU00-0      1

3UF7941-0AA00-0      1

6FX2001-5QN25   6 pcs

ABB T900 DU375数量1

7KM4211-1BA00-3AA0数量14

SGDV-1R6A05A   6

HW0390225-B+HW0301778-1   2

6FX2001-6RB01-4GA0   1

HMIRSPHXA6701   2

1TGB120050P1   5

1TNSO40200285R1   2

TK811V050 5m   10

407-0KA00-0AA0 --------------

417-5HT06-0AB0-------------

443-1EX30-0XE0 ---------------

品牌:PROSOFT

型号:MVI56-PDPS

6AV3607-1JC20-0AX0   1个 

6ES7400-2JA00-0AA0   1个

IC693CPU350   2-----------

IC693MDL940F   2-------------

IC693CHS391   1--------------

086444005;MPRC板卡;品牌:ABB     1

086444-005

ATV320U55N4C  3

20-750-UFB-1   2 面价5671

6FC5372-0AA30-0AA0   1---------------

SGMGV-55ADA61-----------------

6GK7242-5DX30-0XE0    20-30个

6ES7332-5HB01-0AB0     1

TM218LDA40DRN    1

6ES7235-0KD22-0XA8    2

6ES7313-6CF03-0AB0    1

6SL3320-1TG28-5AA3     1

IC697PWR711K   1------------

IC200ALG328J   1-----------

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  • 话: 0592-6083550
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