Wire & Cable Technology

Wire & Cable Technology Group tests structure testing, mechanical testing, material testing and any other testing.
In addition cables and cable jackets tested UV damaged test environmentsl testing, equipment analysis.
For example the standard of JASO(e.t.c) teats some category of testing.

Testing for Electric PropertiesTesting for Material Properties

Testing for Electric Properties

(1)
No. Tests Test Item Capability Reference Standard
1 Telecomunication cable measuring system
(LAN cable etc.)
Measurement of:
Mutual Capacitance impedance,RL,IL,NEXT,ACRF,LCL,
Propagation Delay, Propagation Delay Skew,ANEXTetc.
Frequency range :
~600MHz(UTP,FTP)
~1GHz(ISTP)
TIA-568-C.2(Cat.5e,6,6A)
2 EMC Absorbing clamp Frequency range :
30MHz-1GHz
IEC1196-1(1995)
IEC61196-1
AMENDMENT1(1999)
3 EMC Triaxial 50kHz-30MHz IEC1196-1(1995)
IEC61196-1
AMENDMENT1(1999)
4 Network analyzer Measurement of : Insertionloss,Characteristic impedance,Propagation delay,Retarn loss,etc. Frequency range :
30kHz-6GHz
JIS C 3501
JIS C 3502
5 TDR Measurement of:
Characteristic impedance,Differential impedance,Common mode impedance
Frequency range :
Max50GHz
JIS C 3501
JIS C 3502
(2)
No. Tests Test Item Capability Reference Standard
1 AC Hight voltage test Withstand voltage test,
Breakdown voltage test,
Partial discharge test,
Dielectric loss tangent test
1)Rated voltage: 110kV, Capacity:55kVA
2)Rated voltage: 50kV, Capacity: 5kVA
3)Rated voltage: 5kV, Capacity: 0.5kVA
JIS C 3005
JEC 0201
2 Partial discharge test Measurement of : Partial discharge Voltage : 0-50kV,
Minimum detectable charge : 5pC
JEC 0201
3 Impulse voltage test Withstand voltage test,
breakdown voltage test
1)Rated voltage:±(40~400)kV Shape of the impulse waves:1.2/50μs
2)Rated voltage:±(10~35)kV Shape of the impulse waves:1.2/50μs
JIS C 3005
JEC 0202
IEC 60060-1
4 Heat cycling test Current carrying test,
Thermal cycling test
Rated current: 3000A,
Capacity: 30kVA
-
5 Conductor resistance measurement Resistance measurement of single conductor & stranded conductor Mesurement range: 0.1μΩ-110Ω JIS C 3005
6 Insulation resistance measurement Measurement of insulation resistance 1)Voltage: 0-1kV 10-3*1016 Ω
2)Voltage: 0-10kV 4*1011Ω
JIS C 3005
7 LCR measurement Measurement of: Inductance, Electrostatic capacitance, Resistance Frequency: 40Hz-100kHz,
Electrostatic capacitance,: 0.1pF-2.02mF
Inductance,: 100nH-202H
Resistance,: 0.001-2MΩ
JIS C 3005
(3)
No. Tests Test Item Capability Reference Standard
1 Dielectric loss test Dielectric loss tangent 1)0.0001-10%,
2)0.1-10%,
JIS C 3005
JEC 0201
2 Tracking resistance test Test for insulated wires and cable-terminals Voltage ;6kV,Current ;1.2A
Sprayed water density 0.5mm/min
Sprayed water speed 3m/sec
-
3 AC withstand voltage test at wet condition Test for cable-terminals Sprayed water density 3mm/min -
4 AC withstand voltage test at poluted condition Test for cable-terminals Pollution ;0.01-0.35mg/cm2 -
5 Frequency accelerating aging test Frequency accelerating test of power cable Frequency:500-3000Hz,
Output voltage : 20kV,
Rated capacity : 5kVA
-
6 Salt fog test Salt fog test,
Humidity test
Dimension of spray chamber:8.2m3,
Spray rate : 0.41L/m3・H Mist drop dia. : 5-10μm
IEC 60502-4
IEC 61442
IEC 61109
7 3D microscope Examination of : electrical tree
CCD
Magnification : 50-1000 -
8 DC voltage test Withstand voltage test,
Breakdown voltage test
Rated voltage: +-100kV,
Rated current: 2.5mA
-

(4)

No. Tests Test Item Capability Reference Standard
1 Torsion test Twisting turn count test for steel wire, aluminum wire, copper wire, etc. Test sample dia.: 2-5mm
Twisting rate : 60turn/min
JIS C 3110
2 Wind/Rewind test Measurement of winding/rewinding characteristics of steel wire etc. Test sample dia.: 2-5mm
Twisting rate : 10turn/min
JIS C 3110
3 Fatigue test Measurement of fatigue strength of metal rod, wire, etc. Test sample dia. : 2-8mm,
Twisting rate : 5000turn/min
-
4 microscope Examination of : Cross-section shape of bare/twisted wire,Corrosion hole on metal rod, Thickness of aluminum coating, etc. Magnification : 7-112 -
5 Metal microscope Examination of : Metal tissue, Corrosion hole, etc. Magnification : 50-400 -

Testing for Material Properties

(1)
No. Tests Test Item Capability Reference Standard
1 Geer oven &
Heat convection air oven
Heat aging test of polymer etc. Air exchange ratio:UL,JIS,IEC,CSA 4types changeable
Max. test temp.:
JIS UL Room Temp.~300℃
IEC  50~250℃
CSA  Room Temp.~400℃
UL 746B
JIS K 7212
ASTM D 5374 and 5423
2 Air & oxygen aging tester Aging test in pressurized air/oxygen. Pressure vessel:Inner Dia.126mm, Depth 286mm
Max. pressure:25kg/cm2
Temp. range:Room temp.~150℃
JIS C 3410
IEC60245-2
IEC60811-1
3 Ozone aging tester Aging test of rubber by ozone. Test vessel:50×50×50cm
Method:Static method
Ozone density:0~200pphm
Detection method of concentration:Ultraviolet ray absorption method
Temp. range:R.T.+10℃~60℃
JIS K 6259
4 Ozone aging tester
(New machine)
Aging test of rubber by ozone. Test vessel:50×50×50cm
Method:Static method
Ozone density:
low concentration 25~250 pphm
high concentration 1~300 pphm
Detection method of concentration:Ultraviolet ray absorption method
Temp. range: 25℃~40℃
Humidity   : 55±5%RH
JIS K 6259
IEC60245-2
JIS C 3005
JCS 4517
Tuv 2pfg1169
5 Weather resistance test using xenon arc light Some tests(for example, tensile test, determination of volume resistivity) are performed about specimen before and after UV test.
In addition UV test for products and componet used in photovoltaic-systems is performed.
1)SX75,this is Super Xenon weather meter manufactured by Suga Test Instruments Co.,Ltd
2)X75,this is Xenon weather meter manufactured by Suga Test Instruments Co.,Ltd
JCS 4517
BS EN 50521
BS EN 50548
TUV 2pfg1169
UL 62
JIS K 7350-2
(ISO 4892-2)
JIS D 0205
ASTM G 155
6 Pressure test at high temperature Thermal deformation measurement of polymer etc. Test temp.:40~150℃ JIS C 3005
CSA No.0.3
7 IEC60811-3-1 based
Pressure test at high temperature
Set the sample under the edge with 0.7±0.01mm width, and measure it's deformation in the prescribed condition. Weight, temperature and period of test should be followed to the requirement of each standard. IEC60811-3-1
JIS C 3660-3-1
IEC 60502
8 Hot-set tester IEC60811-2-1 based hot-set test of insulater. Oven temperature:Max. 300℃
Test sample:Dumbbell/tube shape, upper grip, lower grip.
IEC60811-2
IEC60502
9 Low temperature brittleness tester Low temperature brittleness evaluation of polymer etc. by impact test Test temperature:-100℃~Room temperature JIS K 7216
JIS C 3005
JIS K 6723
JIS C 3005 based on
10 Electric cord berding tester with low/high temperature oven Evaluation of winding features of wire and cable Temperature range:-40℃~150℃ JIS C 3005
JIS C 3660-1-4
JIS C 3660-3-1
11 Low temperature of impact tester IEC60811-4 based inpact test of PVC insulated cords/PVC sheathed cables Available minimum test temperature:-40℃
Sample length:Min.150mm
Hammer weight:100~1500g
IEC60811-1
12 Impact tester Damage test of cable by dropping prescribed weight from certain height on the sample fixed to iron plate. Weight:6 grade
3, 4, 5, 10, 20, 30kg
Height:7class
0.2, 0.3, 0.5, 0.6, 0.7,1.0, 1.3m
Electrical Appliance Standard of Japan (*1)
13 Tilted impact tester Damage test of insulated wire/sheathed cable.
Sample should be checked withstand voltage in the water after the test.
Weight:454g, (type of ball)
Ball Diameter :D=20mm
Top shape of weight:Hemisphere with radius of 10mm
Guide pipe diameter:22mm
Electrical Appliance Standard of Japan (*1)
14 Multi-core cord bending strength tester Cont the percentage of breakage of strands after running the tester for specifide cycle. Bending angle:±180゜
Weight:75~1200gf
Max.current:30A
Speed:about.10cycle/min.
Counter:6 digit auto counter equiped with auto stopper in case of breakage or short circuit.
JIS C 3005
Electrical Appliance Standard of Japan (*1)
15 Round type sheathed flexible cable bending tester Anormal check of cable sheath, also counting the percentage of breakage of strands after running the tester by 20rpm for specifide round. Turning radius:100mm or 150mm
Fixed distance:200mm or 300mm
Speed:20rpm.
JIS C 3005
Electrical Appliances and Material Safety Act
16 Flat type sheathed flexible cable bending tester Anormal check of cable sheath, also counting the percentage of breakage of strands after running the tester for specifide cycle. Speed:10cycle/min or 6cycle/min.
Cylinder radius:30,35,40,45,50,60,70,80,90,
100,110,120,150mm
Counter:6 digit auto counter
JIS C 3005
Electrical Appliance Standard of Japan (*1)
17 Vibration resistance tester Anormal check of cable sheath, also counting the percentage of breakage of strands after running the tester for specifide cycle. Vibration angle:45°or±60°
Speed:150,200,250cycle/min.
Electrical Appliance Standard of Japan (*1)
18 Right-angle cord bending tester Destructive test of insulated wire cord conducting 0.1A current Bending angle:±90°
Bending ratio:60turn/min.
Bending radius:2.5mmR
Weight:500gf
IEC60227-2
Electrical Appliance Standard of Japan (*1)
19 Cord flexibility tester Destructive test of cord flexibility by pull/push one end of test sample for 1m length, while appling rated voltage/current between fixed end. Moving rate:0.33m/sec.
Voltage:AC220,380V
Current:1~30A variable
Weight:0.5~7.5kg
Pulley diameter:60,80,120mm
IEC60227-2
IEC60245-2
UL 1581
UL 62
Electrical Appliance Standard of Japan (*1)
20 Static flexibility tester IEC60224-2 based flexibility test of cables. Sample length:3m
Clump A:fix, Clump B:horizontally free.
IEC60227-2
IEC60245-2
21 Kink tester Neither interruption of the current nor short circuit during twisting Distance of stroke:650mm
Speed:9cpm
IEC 60245-2
22 Abrasion tester(2types) 1)JIS C 3005 based test to evaluate abrasion resistance of cable sheath. Abrasion disc:Diameter 350mm, Width 50mm, Mesh size No.36
Speed:60rpm
Weight:1~10kg
JIS C 3005
Electrical Appliance Standard of Japan (*1)
23 Sandpaper abrasion tester Measurement of the resistance to sandpaper abrasion for low-voltage cables for automobiles Sandpaper:150J garnet
Speed:1500mm/min
Weight:450~1900g
JIS C 3406
ISO 6722
JASO D608
JASO D611
JASO D618
24 Scrape abrasion tester - blade:
sus 316(JISG 7602)
sus 304(JISG 4314)
SW-C(JISG 3521)
Abrasion distance:15.5~20mm
Speed 60times/min
-
25 Abrasion tester(2types) 2)IEC 60245-2 based test to evaluate abrasion resistance of cable sheath. Sample speed(Up & Down):20strokes/min.
Stroke length:100mm、Pulley dia.:40mm
IEC60245-2
26 Wear resistance tester Evaluation wear resistance of the same cable Distance of stroke:100mm
Speed:40cpm
IEC 60245-2
27 Hydro-chloride evolving quantity measuring instrument Measurement of hydro-chloride content in PVC materials Test sample mass:0.5~1.0g
Heating condition:800℃×20min.or 30min
Number of samples:3
JCS 7397
IEC60754-1
28 Acid gas measuring instrument Evaluation of halogen-free flame retardant materials Test sample mass:1.0~2.0g
Heating condition:935℃ more or
800℃×30min
Number of samples:3
JCS 7397
IEC60754-2
JIS C 3666-2
29 Carbon black contens tester Measured carbon black contens. fest sumples:5mg~1.0g
machine:Electric kiln or machine 5
IEC 60811-4-111
IEC 60811-4-112
30 Profile Projector Measurement of thickness of insulation, jacket Magnification:10 or 20 or 50 -
31 Five rows flex testing machine Measured disconnection of the number of times bending Test sample:About 70cm
Bending speed:10~80times/min
Bending angle:0~135°
Measuring:Conductor resistance
-
32 Bending test at low temperature In the low temperature measured disconnection of the number of times bending Test sample:About 70cm
Temperature:-85℃~Room Temperature
Bending angle:0~90°
Measuring conductor resistance
-
33 IRHD(international rubber hardness degrees) Tester Measurement of hardness of rubber (thermoplastic or vulcanized) Test system:MICRO IRHD SYSTEM
Range:30~100IRHD
Type of test:Method M
ISO 48
JIS K 6253-2
JIS C 3667
*1) Electrical Appliance and Material Control Law of Japan, Technical Requirements by the ministerial ordinance of MITI, Appendix 1. JECTEC performs UL and CSA Standard test of wires and cables.
(2)
No. Tests Test Item Capability Reference Standard
1 Fourier transform infrared spectro-photometer (FT-IR) & Fourier transform infrared microscope Analysis of insulating materials of wire/cable, Assesment of deterioration state, Analysis of alien substances, etc. Test system: Michelson interferometer
Wave length range:7,700~400cm-1
Detector:DLATGS Resolution 1.0cm-1pF,Minimum test area:100μm×100μm
JIS K 0117
2 Fourier transform Raman spectrophotometer Insulation material identification,
Assesment of deterioration state, etc.
Excitation source: YAG-LASER(1,064nm)
Output:4W
Frequency range:250~3500cm-1pF
Resolution:0.3cm-1pF Detector:InGaAs
-
3 Fluorescence spectro-photometer Deterioration test of polymer etc. Source:150W Xenon lamp
Spctrum range:200~730nm
JIS K 0120
4 Scanning electron microscope
(SEM)
Investigation of roughness of breaking surface of wire. Investigation of foreign substances in cable materials, etc. Electron acceleration voltage : 0.5~30kV
Resolution : 4.0nm
Magnification :15~200,000×
-
5 Thermo-gravimeter
(TG-DTA)
Differential thermal analyzer
Thermal stability test and evaluation of thermal degradation behavior of cable materials Heating furnace : Resistance heating, Infra-red heating,
Temperature range : Room Temp.~1000℃
Maximum heating rate: 20℃/min
JIS K 7120
6 Differential scanning calorimeter
(DSC)
Crystalinity and thermal history evaluation of wire/cable materials. Test system: Thermal flow rate type
Temperature range: Room temp.~725℃
Maximum heating rate: 20℃/min
Maximum heating rate: 150K/min (on machine spec)
JIS K 7121
JIS K 7122
JIS K 7123
7 Ion chromatograph
(IC)
Qualitative/quantitative analysis of ion on cable surface.
Acid rain analysis.
Test system : Non-suppressed Type
Column: Inorganic anion IC-AI
Detector: Conductivity measuring cell
JIS K 0127
8 Atomic absorption spectrophotometer
(AAS/ET-AAS/CV-AAS)
Qualitative/quantitative analysis of metals, contained in materials. AA-6800 full system(Shimazu)
Flame method & furnace method & comprecipitation/hydride
Radiation source lamp:14
(Na,Mg,Al,Si,K,Ca,Mn,Fe,
Cu,Cd,Sn,Sb,Ba,Pb,Hg)
JIS K 0121
JIS K 0050
9 Energy Dispersive Spectrometer(EDX) Detection and Quasi-quantitative analysis of Atomics. ex. Screening Test for RoHS Directive Analyte: Na ~U(on a periodic table)
X-ray power: 5~50kV/1kV Step
Resolution: 149 eV or less
Collimator: 1,3,7 mm dia.
JISK0119
JISK0050
10 UV-VIS Spectrophotometers (UV-VIS) Quantitative Analysis of Chromatic Ions and Compounds involving Chromophore. ex. Cr(IV) for RoHS Directive. Range: 190~1100 nm
Bandwidth: 5 nm
Accuracy: ±1.0 nm
Repeatability: ±0.3 nm
JISK0115
JISK0050
11 Determination of water
-Karl Fischer
Quantitative measurement of water content in plastics, rubber, insulation oil, etc. Range:10μg~100mgH2O
Resolution:0.1μgH2O
Temperature range:R. T.~300℃
JIS K 0113
Test Request Form

Contact Us for fire testing
Yosuke Yamazaki, General Manager
Phone:+81-53-428-4686,
Facsimile:+81-53-428-4690

↑ PAGE TOP

← PAGE BACK