ZN85M2-40.5高压真空断路器长寿命永磁操动机构-炼钢炉专用
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ZN85M2-40.5高压真空断路器长寿命永磁操动机构-炼钢炉专用
文本预览
ZZNN8855MM22--4400..55
R
Indoor AC High Voltage Vacuum Circuit Breaker
Permanance magnetic operative spepcial for steel furnace
2005 3 Edition March, 2005
HIgh durability, maintenance free!
Reliable device for steel furnace!
Capacitor mechanism Intelligent Controllor Permanent magnetic
High voltage permanent magnetic
Permanent magnetic Emergent trip mechanism mechanism component
mechanism controller
NINGBO WEILONG ELECTRIC APPARATUS SET CO.,LTD.
Add: Industry Zone, Dongqianhu Tourism zone
Ningbo, China
Tel: (86)574-88372266 88373339
Fax: (86)574-88372264
NINGBO WEILONG ELECTRIC APPARATUS SET CO.,LTD.
P.C.: 315121
wlme@mail.nbptt.zj.cn
E-mail: wlme@mail.nbptt.zj.cn
http://www.weilongme.com.cn
Web-site: http://www.weilongme.com.cn
(86)574-88373131 serve-online: (86)574-88373131WEILONG ELECTRIC SERVER FOR YOU
R
Summarize
ZN85M2-40.5 permanence magnetic operative machine &
closing angle optional Indoor AC High Voltage Vacuum Circuit Breaker, Main technical parameters
complies GB1984-89 AC high voltage vacuum circuit breakers,
JB3855-85 Ordering technical conditions for 3.6 40.5KV indoor
No. Name unit Data
vacuum circuit breakers & correlative IEC standards. has reliable
1 Rated voltage kV 40.5
interlocking device. It can be used in power plant, industries,
2 1min ( ) withstand voltage at working frequency (1min) kV 95
transformers. it is also suitable for high frequency operative places. It
has compose techniques of vacuum switch, permanence magnetic 3 ( )Suffer voltage of strike thunder (peak value) kV 185
operative machine, microelectronic. also apply the synchronous 4 Rated frequency Hz 50
switches technique. Comparing with the other circuit breakers, It has 5 Rated current A 1250,1600,2000
the strong points of closing angle optional, and high reliable, less 6 Rated short time suffer current kA 25,31.5
maintenance, long Mechanical durability. 7 Rated short time peak current kA 63,80
8 Rated short circuit opening current kA 25,31.5
9 Rated short circuit closing current kA 25,31.5
10 the concurrence tolerance of closing s
11 Close time ms 75
12 Opening time ms 65
13 Rated short circuit continuance time s 4
14 4S 4s thermal stabilization current kA 31.5
15 Dynamic stabilization current kA 80
16 ( ) Rated operating sequence(except phase selection) O 0.3s CO 180s CO
17 Times 20
Rated opening times under short circuit opening current
18 Opening current of single capacity group A 630
19 Opening current of back to back capacity group A 400
20 Rated operating voltage V AC220
21 Mechanical durability Times >30000
Main technical parameters of Mechanical characteristic
Shape And Mount Size Of The Circuit Breaker
No Name unit Data
Workplace Environment Condition
1 Distance between the opening contacts mm 18 1
Altitude 1000m 2 Over distance of the contractors mm 4 1
Ambient temperature maxmium less than 40 ,day average less
3 ( 12mm) Average speed of brake closing m/s 0.6 0.3
than 35 lowest more than -15
.Ambient humidity dairy average Relative humidity less than 4 ( 12mm)Average speed of brake opening m/s 1.6 0.2
95% dairy steam average pressure less than 2.2KPa monthly average 5 Pressure of contactors N 3100 200
Relative humidity less than90% monthly steam average pressure less
6 shake time after contact closed ms
than 1.8kpa
7
Earthquake grade less than 8 degree three phases closing or opening differ to one time ms 2
(Exclude closing angle select)
The breaker should be assembled where is no electrical dust
stream explosion corrosive gas nor stronger bounce
If custom has other special demands, please ask us at Ordering ,We
will do our best to meet it.
R
Indoor AC High Voltage Vacuum Circuit Breaker
Permanance magnetic operative spepcial for steel furnace
2005 3 Edition March, 2005
HIgh durability, maintenance free!
Reliable device for steel furnace!
Capacitor mechanism Intelligent Controllor Permanent magnetic
High voltage permanent magnetic
Permanent magnetic Emergent trip mechanism mechanism component
mechanism controller
NINGBO WEILONG ELECTRIC APPARATUS SET CO.,LTD.
Add: Industry Zone, Dongqianhu Tourism zone
Ningbo, China
Tel: (86)574-88372266 88373339
Fax: (86)574-88372264
NINGBO WEILONG ELECTRIC APPARATUS SET CO.,LTD.
P.C.: 315121
wlme@mail.nbptt.zj.cn
E-mail: wlme@mail.nbptt.zj.cn
http://www.weilongme.com.cn
Web-site: http://www.weilongme.com.cn
(86)574-88373131 serve-online: (86)574-88373131WEILONG ELECTRIC SERVER FOR YOU
R
Summarize
ZN85M2-40.5 permanence magnetic operative machine &
closing angle optional Indoor AC High Voltage Vacuum Circuit Breaker, Main technical parameters
complies GB1984-89 AC high voltage vacuum circuit breakers,
JB3855-85 Ordering technical conditions for 3.6 40.5KV indoor
No. Name unit Data
vacuum circuit breakers & correlative IEC standards. has reliable
1 Rated voltage kV 40.5
interlocking device. It can be used in power plant, industries,
2 1min ( ) withstand voltage at working frequency (1min) kV 95
transformers. it is also suitable for high frequency operative places. It
has compose techniques of vacuum switch, permanence magnetic 3 ( )Suffer voltage of strike thunder (peak value) kV 185
operative machine, microelectronic. also apply the synchronous 4 Rated frequency Hz 50
switches technique. Comparing with the other circuit breakers, It has 5 Rated current A 1250,1600,2000
the strong points of closing angle optional, and high reliable, less 6 Rated short time suffer current kA 25,31.5
maintenance, long Mechanical durability. 7 Rated short time peak current kA 63,80
8 Rated short circuit opening current kA 25,31.5
9 Rated short circuit closing current kA 25,31.5
10 the concurrence tolerance of closing s
11 Close time ms 75
12 Opening time ms 65
13 Rated short circuit continuance time s 4
14 4S 4s thermal stabilization current kA 31.5
15 Dynamic stabilization current kA 80
16 ( ) Rated operating sequence(except phase selection) O 0.3s CO 180s CO
17 Times 20
Rated opening times under short circuit opening current
18 Opening current of single capacity group A 630
19 Opening current of back to back capacity group A 400
20 Rated operating voltage V AC220
21 Mechanical durability Times >30000
Main technical parameters of Mechanical characteristic
Shape And Mount Size Of The Circuit Breaker
No Name unit Data
Workplace Environment Condition
1 Distance between the opening contacts mm 18 1
Altitude 1000m 2 Over distance of the contractors mm 4 1
Ambient temperature maxmium less than 40 ,day average less
3 ( 12mm) Average speed of brake closing m/s 0.6 0.3
than 35 lowest more than -15
.Ambient humidity dairy average Relative humidity less than 4 ( 12mm)Average speed of brake opening m/s 1.6 0.2
95% dairy steam average pressure less than 2.2KPa monthly average 5 Pressure of contactors N 3100 200
Relative humidity less than90% monthly steam average pressure less
6 shake time after contact closed ms
than 1.8kpa
7
Earthquake grade less than 8 degree three phases closing or opening differ to one time ms 2
(Exclude closing angle select)
The breaker should be assembled where is no electrical dust
stream explosion corrosive gas nor stronger bounce
If custom has other special demands, please ask us at Ordering ,We
will do our best to meet it.
AIGCZN85M2-40.5型高压真空断路器是一种专为炼钢炉等冶金行业设计的电力设备，其采用了先进的长寿命永磁操动机构。这种永磁操动机构利用了高强度永磁材料产生持续且稳定的磁场，替代传统弹簧、液压或电磁驱动系统，从而减少了机械磨损和维护需求，显著提高了断路器的操作可靠性与使用寿命。
在40.5kV的工作电压等级下，该断路器具有快速分合闸能力，能够在短时间内切断大电流，确保炼钢生产过程中的电弧稳定熄灭和电路安全切换，同时具备良好的耐高温、抗腐蚀性能以及优良的运行稳定性，满足炼钢炉及其他重载工业环境下的苛刻工作条件要求。
