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Mianyang Weibo Electronics Co.,Limited 

No.7 Road Second part of Xianren Road, Youxian District, Mianyang City, P.R. China 

Tel: 86-0816-2971265 Fax: 86-016-2281934 

www.wb-my.com   [email protected] 

WBI415S91 AC current transducer 

Safety claim 

The information in the safety claim of the equipment documentation is intended to 
ensure that equipment is properly installed in order to maintain it in a condition. 
It is assumed that everyone who will be associated with the equipment will be 
familiar with the contents of that safety section, or this safety guide. 
When electrical equipment is in operation, dangerous voltages will be present in 
certain parts of the equipment (e.g. the input terminal). Failure to obverse warning 
notices, incorrect use, or improper use may endanger personnel and equipment and 
course personal injury or physical damage. 
Before working in the terminal strip area, the equipment must be isolated. 
Proper and safe operation of the equipment depends on appropriate shipping and 
handling, proper storage, installation and commissioning, and on careful operation, 
maintenance and servicing. 
The operating manual for the equipment gives instructions for its installation, 
commissioning, and operation. However, the manual cannot cover all conceivable 
circumstances or include detailed information on all topics. In the event of 
questions or specific problem, do not take any action without proper authorization. 
Contact the appropriate WB technical or sales office and request the necessary 
information.  
 

Standard application 

1. Accuracy 

    Accurate degree is conformed to IEC688:1992 

2. Safety 

  2.1 Overload capability 
    Overload capability is conformed to IEC688:1992 
  2.2 Isolation voltage 
        Can be endured testing voltage is conformed to Q/72085584-0.1-2004 
 2.3 Insulation impedance 

    The insulation impedance is no less than 20M Ohm, is conformed to 

Содержание WBI415S91

Страница 1: ...ying WB Series Electric Isolated Transducer and Digital Electrical Transducer since 1989 USER MANUAL WBI415S91 AC current transducer www wb my com wbwm wbdz cn Tel 86 0816 2971265 Fax 86 0816 2281934 ISO9001 ISO14000 ISO18000 Certified ...

Страница 2: ...hysical damage Before working in the terminal strip area the equipment must be isolated Proper and safe operation of the equipment depends on appropriate shipping and handling proper storage installation and commissioning and on careful operation maintenance and servicing The operating manual for the equipment gives instructions for its installation commissioning and operation However the manual c...

Страница 3: ... 5V It has adopted electromagnetic isolation principle for real time measurement ofAC current from electric net or electric circuit The product has certain advantages of total galvanic isolation between input output high accuracy low drifting by temperature and wide temperature bearable range etc Product Dimensional Drawing unit mm 9 Mianyang Weibo Electronics Co Limited No 7 Road Second part of X...

Страница 4: ...Responding Time 300ms 7 Over Load Capacity 30 times of nominal input 5 seconds 8 Auxiliary Power 12VDC 24VDC 9 Current consumption for static status 5mA 10 Isolation Voltage Input Output 2500Vdc for 1 minute 11 Output Ripple 4mV root mean square value output load is 250Ohm 12 Drifting by Temperature 200 10 6 13 Ambient Temperature Commercial grade 0 50 Industrial grade 25 70 Mianyang Weibo Electro...

Страница 5: ...ation 2 The product has calibrated before out of factory After correctly wiring it can be powered and used immediately But for further precise signal sampling user needs to warm up the product for 3 minutes before use 3 The auxiliary power requires isolation voltage 2000VAC DC current output ripple 10mV 4 Multiple transducers can share with one set auxiliary power together and the wire shared betw...

Страница 6: ...ed errorγof the transducer should be calculated as γ Uo Uz 5V 100 6 Repeating step 4 5 if calculated absolute value is less than the given accuracy value of the transducer it shows the transducer s accurate grade is qualified Caution 1 Pay attention to the auxiliary power information especially the auxiliary power grade and polarity other wise will damage the product 2 pay attention to the wire co...

Страница 7: ...lease pay attention to the shield of input wire and the output signal wire should be as short as possible For product intensive installation the space between each product should not be smaller than 10mm 5 Only use identified terminals 6 There is no lightening strike prevention circuit design in this product For out door and hazardous environment using please add protective alternatives 7 This pro...

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