Hioki IR3455 User manual

IR3455

HIGH VOLTAGE

INSULATION TESTER

Instruction Manual

Oct. 2016 Edition 1

IR3455A961-00 16-10H

99 Washington Street

Melrose, MA 02176

Phone 781-665-1400

Toll Free 1-800-517-8431

Visit us at www.TestEquipmentDepot.com

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Contents

Introduction ......................................................1

Verifying Package Contents / Open the case .. 1

Safety Information ...........................................5

Operating Precautions .....................................9

1 Overview 19

1.1 Product Overview ................................. 19

1.2 Features ...............................................21

1.3 Measurement Overview ....................... 23

1.4 Names and Functions of Parts ............. 29

1.5 Screen Setup .......................................33

2 Measurement Preparations 35

2.1 Supplying Power .................................. 35

2.1.1 Installing or Replacing the Battery...... 36

2.1.2 Installing the Battery Pack (Rechargeable

nickel-hydrogen battery) ..................... 39

2.1.3 Connecting the AC Adapter................ 45

2.1.4 Charging the Battery Pack ................. 47

2.2 Turning Power On and Off ................... 50

2.2.1 Auto Power Off ................................... 51

2.3 Setting and Checking Date and Time .. 52

2.3.1 Setting Date and Time........................ 52

2.3.2 Checking Date and Time.................... 55

2.4 Connecting Test Lead .......................... 56

2.5 Connecting Temperature Sensor ......... 58

IR3455A961-00

3 Measurement 59

3.1 Pre-Operation Inspection .....................59

3.2 Measuring Insulation Resistance .........62

3.2.1 Starting Measurement......................... 64

3.2.2 Ending Measurement.......................... 70

3.2.3 Checking and Deleting Held Data....... 72

3.2.4 Automatic Discharge Function ............ 73

3.2.5 Switching to Leakage Current Indication

.............................................................74

3.2.6 Insulation Resistance Measurement

Basis 75

3.2.7 Use of GUARD Terminal..................... 77

3.3 Measuring Voltage ...............................79

3.4 Measuring Temperature .......................82

3.4.1 Measurement Procedure .................... 82

4 Advanced Measurement 85

4.1 Using Timer ..........................................85

4.1.1 Setting Timer/Conducting Insulation

Resistance Measurement ...................85

4.2 Displaying PI and DAR .........................89

4.3 Temperature Compensation (TC) ........93

4.3.1 Performing Temperature Compensation

.............................................................93

4.3.2 Exiting Temperature Compensation

Mode ...................................................96

4.4 Step Voltage Test .................................97

4.4.1 Setting and Conducting a Step Voltage

Test .....................................................98

4.4.2 Viewing Detailed Data of Each Step after

Step Voltage Test .............................101

4.4.3 Exiting Step Voltage Test Mode........ 103

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iii

5 Recording Measurement Data

(Memory Function) 105

5.1 Recording Measurement Data ........... 107

5.1.1 Manual Recording (Recording result of

one measurement session) 107

5.1.2 Logging Recording (Recording at regular

intervals) ........................................... 110

5.2 Checking Recorded Data ................... 118

5.3 Deleting Recorded Data ..................... 123

5.3.1 Deleting Data of Chosen No............. 123

5.3.2 Deleting all Data ............................... 124

6 Other Functions 125

6.1 Changing and Checking Interval Setting

for PI Calculation ................................ 125

6.1.1 Changing Interval Setting ................. 125

6.1.2 Checking Interval Setting ................. 127

6.2 Changing and Checking Voltage

Application Time for Step Voltage Test

............................................................ 128

6.2.1 Changing Time Setting..................... 128

6.2.2 Checking Time Setting ..................... 130

6.3 Entering Temperature and Humidity

Measured with External Thermometer and

Hygrometer ........................................131

6.3.1 Entering and Saving ......................... 132

6.3.2 Clearing Indications of Temperature and

Humidity Stored Data ....................... 135

6.4 Communicating with PC ..................... 136

6.4.1 Installing Data Analysis Software

for 3455 ............................................. 137

6.4.2 Installing Driver................................. 138

6.4.3 Downloading Data to Save to PC/ Setting

up Instrument on PC 139

7 Specifications 141

7.1 General Specifications .......................141

7.2 Measurement Specifications ..............146

7.2.1 Insulation Resistance Measurement. 146

7.2.2 Leakage Current Measurement ........ 149

7.2.3 Voltage Measurement....................... 150

7.2.4 Temperature Measurement .............. 151

7.3 9750-01/-02/-03/-11/-12/-13 and

9751-01/-02/-03 ALLIGATOR CLIPs

Specifications .....................................152

8 Maintenance and Service 153

8.1 Troubleshooting .................................154

8.2 Cleaning .............................................156

8.3 Error Display ......................................156

8.4 Performing System Reset ..................158

8.5 Discarding the Instrument ..................159

Appendix 163

Appendix 1 Test Voltage

Characteristic Graph .................163

Appendix 2 Example of Insulation Resistance

Criteria ......................................164

Appendix 3 Example of PI Criteria

(Polarization Index) ...................164

Appendix 4 Temperature Compensation Table

..................................................165

Introduction

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Introduction

Thank you for purchasing the Hioki IR3455

High Voltage Insulation Tester. To obtain

maximum performance from the instru-

ment, please read this manual first, and

keep it handy for future reference.

• Microsoft and Windows are either regis-

tered trademarks or trademarks of

Microsoft Corporation in the United States

and other countries.

• Adobe and Adobe Reader are trademarks

of Adobe Systems Incorporated.

Verifying Package Contents / Open

the case

When you receive the instrument, inspect it

carefully to ensure that no damage

occurred during shipping. In particular,

check the accessories, panel switches, and

connectors. If damage is evident, or if it fails

to operate according to the specifications,

contact your authorized Hioki distributor or

reseller.

Open the case by releasing the two latches.

(See next page.)

Registered trade mark

Open the case

Appearance of Case

Cover

Latches

Handle

Verifying Package Contents / Open the case

Procedure

1. Draw the latch outwards with your fin-

ger.

2. While raising the entire latch, place a

finger on the top of the latch and pull

it out.

Verifying Package Contents / Open the case

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Main Unit

Accessories

*The latest version can be downloaded

from our web site.

IR3455 HIGH VOLTAGE INSULATION TESTER

9750-01,-02,-03 TEST LEAD (Red, Black, Blue)

Lead length Approx. 3 m

1 each

LR6 alkaline battery

6Instruction Manual

(This book)

USB Cable

9751-01,-02,-03 ALLIGATOR CLIP (Red, Black, Blue)

1 each

CD (Data Analysis

Software for 3455)*

Verifying Package Contents / Open the case

Options

9750-11,-12,-13 TEST LEAD

(Red, Black, Blue Lead length Approx. 10 m)

The specifications for the 9750-11 and

9750-12 models differ from the standard

specifications in regards to temperature

characteristics.



See 7.2"Measurement Specifications" (page

146).

9631-01,-05 TEMPERATURE SENSOR

Used for temperature measurement.

9631-01: Lead length Approx. 1 m

9631-05: Lead length Approx. 5 cm

9459 BATTERY PACK

(Rechargeable nickel-hydrogen battery)

The 9753 AC ADAPTER is required for

charging.

9753 AC ADAPTER

Input: 100 to 240 VAC

Output: 12 V DC, 3.33 A

Safety Information

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Safety Information

This instrument is designed to conform to IEC 61010 Safety

Standards, and has been thoroughly tested for safety prior

to shipment. However, using the instrument in a way not

described in this manual may negate the provided safety

features.

Before using the instrument, be certain to carefully read the

following safety notes:

Mishandling during use could result in

injury or death, as well as damage to the

instrument. Be certain that you under-

stand the instructions and precautions in

the manual before use.

• Protective gear

This instrument measures live lines. To

prevent electric shock, use appropriate

protective insulation and adhere to

applicable laws and regulations.

• With regard to the electricity supply,

there are risks of electric shock, heat

generation, fire, and arc flash due to

short circuits. Individuals using an elec-

trical measuring instrument for the first

time should be supervised by a techni-

cian who has experience in electrical

measurement.

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