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Supplier: Accuris
Description: MEDIUM-VOLTAGE SURGE ARRESTERS
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Supplier: Eaton Cooper Power Systems
Description: VariSTAR AZG2 Surge Arresters offer the latest in metal oxide varistor (MOV) technology for the economical protection of medium-voltage class power and substation equipment. These arresters are gapless and are constructed of a single series column of 49 mm diameter
- Mounting: Hard-Wired / Device Mount
- Device Type: Lightning Arrestor
- Technology: MOV
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Supplier: Eaton Cooper Power Systems
Description: VariSTAR AZG3 Surge Arresters offer the latest in metal oxide varistor (MOV) technology for the economical protection of medium-voltage class power and substation equipment. These arresters are gapless and are constructed of a single series column of 63 mm diameter
- Mounting: Hard-Wired / Device Mount
- Device Type: Lightning Arrestor
- Technology: MOV
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Supplier: Eaton Cooper Power Systems
Description: UltraSIL Polymer-Housed VariSTAR Type U2 Surge Arresters offer the latest in metal oxide varistor (MOV) technology for the economical protection of medium-voltage class power and substation equipment. These arresters are gapless and are constructed of a single
- Mounting: Hard-Wired / Device Mount
- Device Type: Lightning Arrestor
- Technology: MOV
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Description: This guide suggests surge arrester installation methods at distribution cable terminal poles in order to minimize the total impressed transient voltage on medium-voltage distribution cables. Grounding electrode techniques, pole ground values, and system ground grid
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Description: This IEEE guide suggests surge arrester installation methods at distribution cable terminal poles in order to minimize the total impressed transient voltage on medium-voltage distribution cables. Grounding electrode techniques, pole ground values, and system ground
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Supplier: Littelfuse, Inc.
Description: Littelfuse CG5 MS mini surge arresters are specifically designed for protection of electrical and communication equipment against over voltage transients in surface mount assembly applications. This series offers the most cutting edge protection using non-radioactive elements.
- Capacitance Range: 1 pF
- DC Spark-over Voltage: 174 volts
- Holdover Voltage: 90 volts
- Discharge Current: 5 amps
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Supplier: Littelfuse, Inc.
Description: CG4 Series high voltage miniature SMT gas discharge tubes provide high levels of protection against fast rising transients caused by lightning disturbances. These GDTs are high voltage (800V - 3000V) devices designed for over-voltage protection for high isolation applications.
- Capacitance Range: 0.8 pF
- DC Spark-over Voltage: 960 volts
- Discharge Current: 3 amps
- Standards: RoHS
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Supplier: Littelfuse, Inc.
Description: The Greentube™ SL1411A (Delta) Series Gas Plasma Arrester (improved gas discharge tube (GDT)) features is a high performance transient voltage suppressor designed for heavy duty protection of telecom and industrial equipment. The Delta range offers high levels of performance and
- Capacitance Range: 1.5 pF
- DC Spark-over Voltage: 1,150 volts
- Holdover Voltage: 135 volts
- Discharge Current: 10 amps
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Supplier: Littelfuse, Inc.
Description: The Greentube™ SL1411A (Delta) Series Gas Plasma Arrester (improved gas discharge tube (GDT)) features is a high performance transient voltage suppressor designed for heavy duty protection of telecom and industrial equipment. The Delta range offers high levels of performance and
- Capacitance Range: 1.5 pF
- DC Spark-over Voltage: 1,150 volts
- Holdover Voltage: 135 volts
- Discharge Current: 10 amps
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Supplier: GE Grid Solutions
Description: the grid operational and safe. GE's mobile substation is a self-contained trailer or container equipped with the necessary high and medium voltage components of a full substation, including power transformer, switchgear and disconnect switches (GIS, AIS or hybrid), metering
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Engineering Applications of Neural Networks
Estimation of the Electric Field across Medium Voltage Surge Arresters Using Artificial Neural Networks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Estimation of the surge arrester outage rate caused by lightning overvoltages
The method of selection of the medium voltage surge arrester energy absorp- tion capability based on the allowed failure rate is proposed.
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Determination of the discharge current on distribution network surge arresters
The results presented in this paper were registered during a three-year field and laboratory campaign involving the inspection of 5400 medium voltage surge arresters .
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Evaluation of the operational condition and reliability of surge arresters used on medium voltage networks
Regrettably, there is no simple and reli- able means to determine the condition of an in-service medium voltage surge arrester on site.
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Evaluation of fast-front overvoltages arising at a 20/0.4 kV distribution transformer
Transferred overvoltages are associated mainly to the potential rise at the transformer grounding due to the current flowing through the medium voltage surge arresters and to the electromagnetic coupling between medium- voltage and low-voltage transformer terminals.
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The effects of lightning induced overvoltages on low voltage power networks
The transient currents at TS2 through: 1 – medium voltage surge arrester ; 2 - connection to ground of low voltage network neutral.
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Advances in Life Cycle Engineering for Sustainable Manufacturing Businesses
Figure 1: (a) Mixed insulation circuit-breaker (b) Medium voltage surge arrester (c) Catenary switch .
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Table of contents
3-4 Searching the Amplitude of the Short Duration Impulse Currents Discharged by Medium Voltage Surge Arresters ...............................................................................................77 .
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Life Cycle Assessment of Medium Surge Arresters in the Context of Size‐Reduction Design
Industrial medium voltage surge arresters are commonly traded for a period of 30 years.