DIGITAL INSULATION / CONTINUITY TESTER

KEW 3551

World's fastest class measurement speed (0.5 sec.)

World's fastest class measurement speed (0.5 sec.)
6 ranges are available for insulation resistance test (50/100/125/250/500/1000V)
Various lineup definitely fulfills your needs

KEW3551 : Standard model

KEW3552 : With memory function

KEW3552BT : With memory and Bluetooth communication functions

3D View

Insulation resistance
Test voltage	50V	100V	125V	250V	500V	1000V
Measuring range (Auto-ranging)	100.0MΩ	200.0MΩ	250.0MΩ	500.0MΩ	2000MΩ	4000MΩ
Mid-scale value	2MΩ	5MΩ	5MΩ	10MΩ	100MΩ	200MΩ
First effective measuring range	0.100 ～ 10.00MΩ	0.100 ～ 20.00MΩ	0.100 ～ 25.00MΩ	0.100 ～ 50.0MΩ	0.100 ～ 500MΩ	0.100 ～ 1000MΩ
Accuracy	±2%rdg ±2dgt
Second effective measuring range	0.050 ~ 0.099MΩ 10.01 ~ 100.0MΩ	0.050 ~ 0.099MΩ 20.01 ~ 200.0MΩ	0.050 ~ 0.099MΩ 25.01 ~ 250.0MΩ	0.050 ~ 0.099MΩ 50.1 ~ 500MΩ	0.050 ~ 0.099MΩ 501 ~ 2000MΩ	0.050 ~ 0.099MΩ 1001 ~ 4000MΩ
Accuracy	±5%rdg (0.050 ~ 0.099MΩ: ±2%rdg±4dgt)
Rated current	1.0 ~ 1.1mA
Output short circuit current	1.5mA max
Ω / Continuty
Auto-ranging	40.00/400.0/4000Ω
Accuracy	±2.5%rdg ±8dgt
Output voltage on open circuit	5V（4~6.9V）
Output short circuit current	200mA or more
Voltage
Voltage range	AC 2.0~600V（45~65Hz） DC -2.0~-600V +2.0~+600V
Accuracy	±1%rdg ±4dgt
General
Applicable standards	IEC61010 CATⅢ 600V / CAT IV 300V, IEC 61010-2-034 IEC61557-1,2,4 IEC61326-1,2-2 IEC60529（IP40）
Power source	LR6/R6（AA）（1.5V）x4
Dimension / Weight	97(L) x 156(W) x 46(D) mm / Approx. 490g（including battery）
Accessories	7260（Test lead with remote control switch） 7261A（Test lead with alligator clip） 8017A（Extension prod long） 9173（Carrying case） 9121（Shoulder strap） LR6（AA）x4 Instruction manual
Optional Accessories	7243A（L-shaped probe） 8016（Hook type prod） 9186A (Carrying case) 9187 (Cord case)