short circuit&earth fault indicator widely used in ABB/SIEMENS switchgears:
1. Short circuit alarming current: 100A to 1000A time delay 40ms
2. Earthing alarming current: 10A, 20A,30A,40A,60A±10% time delay 40ms
3. Temperature range : -25 to +70
4. Humidty range: â?¦95%
5. Earth lead length : 4m optional
6. Conduct optical fiber length 3.5m optional
7. Power supply: lithium battery 3.6V/2.45Ah
8. Auto-reset time : 7s,2hrs,4hrs,8hrs
9. Output relay : 125 V AC 1A, 30V DC 2A
10.Main controller dimension : 95*50*80mm
11.Cutting hole size : 91*44 mm
12.Protection class : Main Controller :IP40, Sensor:IP65
1ï¼?General
VS1 12KV vacuum circuit breaker VCB
HVD1-12(VS1-12) type indoor AC HV vacuum circuit breaker VCB (hereinafter referred to as circuit breaker) are suitable for 12kV air-insulated indoor switchgears, used as protection and control unit of power equipment of industrial& mining enterprise. Due to the super excellence, it is especially for location where requires the frequent operation of rated working current or multi breaking short circuit current.
The circuit breaker adopts the integrated design of operating mechanism and circuit breaker body, servers as not only fixed installation, but also the handcart unit through equipping with a special propelling mechanism.
2. Service conditions
3.1 Environment temperature:-15degree~+40degree;
3.2 Environment humidity: Daily average relative humidity:
BDZ52 Explosion Proof Circuit Breaker
Applications:
Explosive gas atmosphere Zone 1 and Zone 2
Combustible dust areas Zone 21 and Zone 22
Explosive gas mixture classification IIA, IIB, IIC
Explosive gas ignition temperature group T1-T6(T4)
Technician specifications
Meet a criterion:GB3836.1, GB3836.2, GB3836.3, GB12476.1, GB12476.5,IEC60079-0, IEC60079-1, IEC60079-7,
IEC61241-0,IEC61241-1,EN60079-0,EN60079-1, EN61241-0, EN61241-1-1
Explosion-proof mark: Exd II BT4 Gbã?�Exd II CT4 Gbã?�Exde II BT4 Gbã?�Exde II CT4 Gbã?�ExtD A21 IP66 T130?
Rated voltage:AC220V/380V
Rated current:MCB¤63A 63A
MCB C45 DZ47 AC Type Single Phase is mainly used in AC50/60HZ single-pole 230V or two, three, four-poles 400V circuit for overload and short-circuit protection as well as for infrequent on-and-off switching electric equipment and lighting circuit under normal condition. It can be used
in lighting and electric motor distribution system. The dz47-63 1p mini circuit breaker is characterized with novel structure, light weight, reliable and excellent performance, high breaking capacity.
SH201 1 Pole low voltage electrical circuit breaker is mainly used in AC50/60Hz single pole 230V or two,three,four pole 400V voltage for overload and short-circuit protection as well as for infrequent on-and-off switching electric equipment and lighting circuit under normal conditional
the product is suitable for industry,business,building,residence,etc.
MC 1 pole 230v ac mcb electrical is mainly used in AC50/60Hz single pole 230V or two,three,four pole 400V voltage for overload and short-circuit protection as well as for infrequent on-and-off switching electric equipment and lighting circuit under normal conditional
the product is suitable for industry,business,building,ressidence,etc.
3 pole thermal overload bkn circuit breaker mcb is used in lighting distribution system or motor distribution system for protection overload and short-circuit in the system. It has high breaking capacity, can trip quickly, and its case and items are adopted by high fire-resistant and shockproof plastics. The product, with long life, is mainly used in AC 50Hz/60Hz single pole 230V or two, three, four poles 400V circuit for overload and short-circuit protection as well as for infrequent on and off switching electric equipment and lighting circuit in normal case.
5SM1 type Residual Current Device RCD is applying to the circuit breaker of AC/50/60Hz,220-250VAC single phase,415v three-phase and below it for industrial and mining enterprise,commercial building,and family,etc.To mainly prevent electric life and personal casualty accident caused by personal electric shock or leakage of electrified wiring.The RCCB is a currented-operated,fast leakage protector of electromagnetic type,which can break off fault circuit rapidly in order to avoid accident.The RCCB is in accordance with the standard of VDE0664,CEE27,BS4293 and IEC61008.
DS941 DPN RESIDUAL CURRENT RCBO ELCB is used in the single phase residence circuit of AC 50Hz/60Hz, rated voltage 230V, used as electron shock protection, it can protect civil electron circuit from overload and short circuit This produce has advantages of small volume, high breaking capacity zero,and live wire are cut off at the same time ,also protecting person from electric shock when the live wire connected opposite. This product conforms to IEC61009, GB16917 Stardands.
F362 (RCBO) breaker electrical switch mcb rccb is in accordance with standards of IEC1108-1 and GB16916-1997,applying to the circuit of AC50/60Hz,240V single phase,415 three phases and below it for industrial
and mining enterprise,building trade,commerce and family.For the ELCB is a current-operated,
fast leakage protector of pure electromagnetic type,which can break off fault circuit rapidly in order to
2P 4P Automatic recloser Circuit Recloser is an automatic recloser,which can inspect and reclose the circuit by itself. It may switch on/off the breaker automatically: trips and time delay can be set up and adjusted as per request. The device may reclose itself if no faulty, and will output signals to control station if any faulty.
Therefore, it may realize remote monitor or reclose the circuit in unattended or remote place.
It is widely used in power terminal is power grid, such as a meter box, PV switchgear , smart electrical appliance etc.
L7 2P 20A current circuit breaker is mainly used in AC50/60Hz single pole230V or two,three,four pole 400V voltage for overload and short-circuit protection as well as for infrequent on-and-off switching electric equipment and lighting circuit under normal conditional.
The product is suitable for industry,business,building,residence,etc.
NC100 100A magnetic type circuit breaker can be used for equipment protection in power distribution system,protection of control circuit against short-circuit and overload current faults.And also have circuit control and isolation functions.The rated breaking capacity is 10000A.
S280 3 phase ac power circuit breaker is mainly used for special occasions where two main circuits can not work at the same time. To prevent the simultaneous closing of the circuit breaker, the product can switch the line safely and quickly. It realize the switching between stand-by power supply circuits and other protection functions.
Iiâ??s mainly used in the overload protection and short-circuit protection of the circuit which is DC 50Hz/60Hz, 1 pole230v, 2/3/4 poles DC1000V.
PLHT 100 amp mechanical electrical circuit breakers is nice in appearance,reasonable in structure,sound in feature and high in breaking capacity.Installed with standard din rail,it is convenient and easy in usage.It can be used as infrequent on-and-off operation and changeover. Complying with standard GB10963 and IEC/EN60898.
QA din rail Hydraulic Magnetic Mini Circuit Breaker is mainly for suitable for overload and short circuit protection. It adopt hydraulic magnetic trip instead bi-metal .So it has a high sensitivity and it is also not effected by the ambient temperature . It is especially used for illumination and distribution in industry and commerce. They are mainly used for overload and short-circuit protection within the circuit of AC 50Hz/60Hz, rated voltage of single pole or double up to 240V, three poles up to 415V. They can also be used for an infrequent switch-over of the circuit and illumination under normal conditions. They are comply with IEC 157-1973, BC4752-1977 and BS 3871 part 1
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