YVG-12 series solid insulation ring network switchgear is a fully insulated,fully sealed,and maintenance free solid insulation
vacuum switchgear.
The ring network cabinet has the characteristics of simplestructure,flexible operation,reliable interlocking,andconvenient installation,and is suitable for 50Hz,12 kV power systems.It is widely used in industrial andcivil cable ringnetworks and distribution network terminal projects,as a meansof receiving and distributing electricity,especiallysuitable for urban residential distribution,industrial and mining enterprises Used in airports,subways,wind powergeneration,tunnels,and other places.

Operating conditions
1.Suitable for environments with an upper limitof 40℃and a lowerlimit of -30℃
2.Altitude notexceeding 1000m,wind speed not exceeding 35m/s
3.Fusesarenot suitable forthefollowing locations
3.1 Places with fuel or explosion hazards.
3.2 Places with severe vibration or impact.
3.3 Areas with abnormal electrochemical gas effects and severe airpollution and smoke

Operatingconditions
1.The ambientair temperatures isno higher than +40℃no lowerthan-40℃;
2.The altitude above sea level dose not exceed 1000-2000m(the plateau ares should be indicated when ordering);
3.AC systen frequency is 50Hz or 60Hz
4.Thepower frequengy voltage aplied to the arrester for a longtime does not exceed the continuous workingvoltageofthe arrester
5.Maximum wind speed does not exceed 35m/s
6.The earthquake intensity does not exceed 7 degrees;
7.The filthy areashould be givendear indication.

JDZ3-3,6,10(Q)type single-phasedouble coil voltage transformer of epoxy casting insulationfor indoor device use,is used formeasurement of voltage and electric energy,relay protection in the AC circuit of rated frequency 50Hz as wellas other controldevicepower.(refer to figure 1 wiring diagram)
JDZ0)-3,6,10(Q)type single-phase double coil voltage transformer of epoxy casting insulation for indoor device use is used formeasurement of voltage and electric energy,relay protection in neutral non-direct earthing system of rated frequency 50Hz aswell asfor other control device power(refer to figure2 wiringdiagram)
Standard.IEC61869-3

Technical data
1.Standard:GB1207-2006 voltage transformer
2.Technical parameterform
3.The creepage of product surface complywith Grade ll ofpollution.
4.Other technical parameter pleaserefers to tablebelow

General
1.Protection against the effects of sinusoidal alternating earth fault currents
2.Protection against indirectcontacts and additional protection against direct contacts
3.Protection against fire hazard caused byinsulation faults
4.Controlling and Switching
5.Used in residential building,non-residential building,energy sources,industry and infrastructure

Products Overview
YCH6Z-125seriessolating switch esuitable intheresistivediouitof AC50/60HZ,rated voltage230/400Y rated curentup to 125At’susedprimanlyfor drouit’stuming onor offinnon-load ed situation And itfuncions on connectionand bsolation betweenlinesand powe,epecillysuitable toisolate power effecively andprevent cirouit breaker fromdosing accdentally when maintaln thedroutinorder to ensure the safe operationof mainainer
Productstandard EC600947-3

General
1.Protection against overload and short-circuit currents
2.Protection against the effects ofsinusoidal alternating earthfault currents
3.Protection against indirectcontacts and additional protection against direct contacts.
4.Protection against fire hazard caused by insulation faults
5.Used in residential building
6.According tothe type of instantaneous release classified as follows:type B(3-5)In,type C(5-10)In,type D(10-20)In

General
YCB7RL-100 series electromagnetic residual current operated circuit breaker is mainlysuitable for AC distribution networks with a rated working voltage of 230V or 400V at 50Hzand a rated current of 63A.Used for indirect contact protection of people,and can also beused to prevent fire hazards caused by insulation damage to circuits and equipment,resulting in ground fault currents.