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Zhejiang Jiuguang Electric Power Technology Co., Ltd. located in the famous scenic spot south of the country, close to Ningbo-Taizhou-Wenzhou Expressway, and 104 National Road phase, superior geographical environment, transportation convenience.Our main production isolating switches, vacuum circuit breakers, load switch, operating mechanism, such as high-voltage electrical products, domestic products have reached the advanced level, and passed ISO9001: 2000 international quality system certification. National high-voltage electrical Quality Supervision and Inspection Center. The factory to innovation, quality win for the purpose. Has a number of highly qualified technical staff, complete production equipment and advanced testing equipment, to provide customers with high-quality products and quality service.
Add:Niqian Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province
Fax:086-0577-62601830
Serverphone:086-400-8070-830
Tel:086-0577-62602830
Photo:086-13736777007
E-mail:qydl66@163.com
Introduction:
ZX-Series three-phase, electronically controlled, vacuum- interrupting distribution automation switch provides reliable, economical switching, sectionalizing, advanced metering, and automation systems for distribution circuits rated up to 38 kV.
The ZX switch combines solid cycloaliphatic- epoxy vacuum interrupters with a reliable, lightweight operating mechanism that utilizes a magnetic actuator to provide a lifetime of trouble- free operation. The solid polymer system does not rely on a gaseous, liquid, or foam dielectric. The ZX switch is highly resistant to ozone, oxygen, moisture, contamination, and ultraviolet light.
Switch operations are programmed in an electronic control with accurate characteristics and a host of advanced features. When system requirements change, program settings are easily altered with no sacrifice of accuracy or consistency.
reclosers meet all the requirements for outdoor use in accordance with the IEEE C37.61 and IEC 62271-111.
Rated maximum voltage Ur
kV
15.5
27
27
38
Rated continuous current Ir
A
631, 811
631, 811
631, 811
631, 811
Rated lightning impulse withstand voltage Up
kV
111
125
151
171
Power frequency insulation level withstand test voltage (one minute dry) Ud
kV
51
61
71
71
Rated symmetrical interrupting current Isc
kA
12.5, 16
12.5
12.5, 16
12.5, 16
Rated asymmetrical making current (rms)
kA
21, 25
21
21, 25
21, 25
Rated peak making current
kA
32.5, 41
32.5
32.5, 41
32.5, 41
Mechanical life (operating cycles)
OPS
11,111
11,111
11,111
11,111
Permissible short-circuit operations
OPS
up251
up251
up251
up251
Ambient temperature range
oC
-41+55
-41+55
-41+55
-41+55
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