Toshiba HV6FS-MLD instruction manual Check Points for Inspection cont’d

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MAINTENANCE

Table 2. Check Points for Inspection (cont’d)

Check Point

Check Item

Check Method

Criteria

What to do

 

 

 

 

 

Auxiliary

Terminals loose

Visual

Make sure terminals are

Repair if

disconnected.

Switch

or disconnected

inspection.

not loose or disconnected.

 

 

Tighten using a

 

Tighten if loose.

 

 

 

See

 

 

screwdriver.

 

 

 

 

 

 

 

 

 

Table 1 for

 

 

 

 

tightening torques.

 

Case/contacts

Visual

Make sure there is no

Replace if damaged

 

 

inspection.

damage or warping.

or warped.

 

 

 

 

 

Control

Smooth

Energize the

Breaker (motor-operated

If the circuit fails to

Circuits

movement of

control circuit.

type) should charge

operate, check the

 

motor charging

 

quickly and smoothly.

cause and repair.

 

mechanism

 

 

 

 

 

 

 

 

 

Terminals loose

Visual

Make sure terminals are

Repair if

 

disconnected.

 

or disconnected

inspection.

not loose or disconnected.

 

 

Tighten using a

 

Tighten if loose.

 

 

 

See

 

 

screwdriver.

 

 

 

 

 

 

 

 

 

Table 1 for

 

 

 

 

tightening torques.

Insulation

Measure main

Megger test at

Resistance should be

If the insulation

Resistance

circuit to ground

1000V.

500MΩ or greater.

resistance is low,

Measure-

 

 

 

wipe off the vacuum

ment

 

 

 

interrupter and other

 

 

 

 

insulation surfaces

 

 

 

 

 

Measure

Megger test at

Resistance should be

with a clean dry

 

between main

1000V.

Ω

cloth and then

 

100M or greater.

repeat the test.

 

circuit terminals

 

 

 

 

 

 

 

 

Measure control

Megger test at

Resistance should be

 

 

circuits to

500V.

2MΩ or greater.

 

 

ground

 

 

 

 

 

 

 

 

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Contents Installation Operation Maintenance Page Toshiba International Corporation Page Important Messages SafetyRead Safety Signs Qualified person must Safety CodesQualified Operators only Safety Table of Contents Storage SpecificationsWarranty and Limitation of Liability Introduction General Description Components LegendSafety Devices Interlock Release LeverIndicators and Controls Fig Indicators and ControlsReceiving and Unpacking Acceptance InspectionRECEIVING, Inspection and Handling Handling and MovingInstallation Rating VerificationInstallation Main Circuit Cable ConnectionsGround Connections Location of Ground TerminalControl Circuit Connections Control Circuit PlugPlacing the Circuit Breaker Cell Apply B9 Grease to Stab FingersPlacing the Circuit Breaker in the Cell cont’d To avoid damage toEquipment and possible Holding pin unlessGeneral Electrical ChecksElectrical shock hazard Do not touch energizedOperation To Move the Circuit Breaker to the Connected PositionTo Move the Circuit Breaker to the Disconnected Position Disconnect Control Circuit PlugManual Closing PRE-ENERGIZATION CheckManual Operation Undervoltage Trip Manual OpeningElectrical Operation Electrical Operation Flow Chart Maintenance Symbol DescriptionMaintenance Program Maintenance RecordServicing Equipment Only qualified personnel should attemptRecommended Inspection and Maintenance Types Tightening TorquesCheck Points for Periodic Inspection Check Points for Inspection cont’d Precautions Test ProcedureVacuum Check Test EquipmentCriteria VoltageDisposal DisposalInspection During Storage StorageStorage Specifications 34 Warranty and Limitation of Liability

HV6FS-MLD specifications

The Toshiba HV6FS-MLD is a high-performance semiconductor designed for various applications such as inverters, power supplies, and automotive systems. This device is particularly noted for its efficiency and reliability in managing high voltage levels, making it an essential component in modern electronic systems.

One of the standout features of the HV6FS-MLD is its superior power handling capacity. Designed to accommodate high voltage operations, this device ensures minimal energy loss during the conversion and regulation processes. The incorporation of advanced materials contributes to its ability to withstand high temperatures without compromising performance, making it suitable for harsh environments.

Another key technology integrated into the HV6FS-MLD is Toshiba’s Isolated Gate Drive technology. This technology enhances the safety and stability of the device by preventing unwanted current flow, which is particularly crucial in high-voltage applications. The isolated gate drive also allows for better control and reliability when interfacing with different circuit topologies.

The HV6FS-MLD is characterized by its compact design, which enables it to fit into space-constrained environments without sacrificing power capabilities. This compactness does not impair its performance; rather, it ensures that devices are not only efficient but also adaptable to various designs. Furthermore, the device is equipped with integrated protection features, including over-voltage protection and thermal shutdown mechanisms, which safeguard both the HV6FS-MLD itself and the larger system in which it operates.

Moreover, the HV6FS-MLD supports a wide operating temperature range, making it versatile for applications ranging from consumer electronics to industrial systems. This adaptability is crucial as manufacturers increasingly demand components that can perform reliably across varying conditions.

Toshiba's commitment to quality and innovation is reflected in the HV6FS-MLD’s robust performance and longevity. The component’s reliability is further enhanced by rigorous testing protocols that ensure it meets stringent industry standards. As electronic systems continue to evolve, the HV6FS-MLD stands out as a dependable solution for powering the next generation of devices.

In conclusion, the Toshiba HV6FS-MLD is an advanced semiconductor solution that embodies efficiency, reliability, and versatility, making it an invaluable asset in the design and implementation of modern electronic systems.
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