KYORITSU KEW 3552BT Continuity and Insulation Tester

KYORITSU KEW 3552BT Continuity and Insulation Tester | Fast & Reliable Digital Insulation Resistance Tester

Experience Ultra-Fast Electrical Insulation & Continuity Testing with Advanced Features in Sri Lanka

The KYORITSU KEW 3552BT sets a new standard for digital insulation and continuity testers with its industry-leading fast measurement speed of 0.5 seconds. Designed to meet diverse testing demands, it offers six selectable insulation test voltages (50V, 100V, 125V, 250V, 500V, and 1000V) and a broad measurement range up to 40GΩ. This high-precision meter is perfect for electricians, engineers, and maintenance professionals requiring quick, accurate diagnostics and secure data management with Bluetooth and USB connectivity.

Built for field use, the KEW 3552BT features a clear digital LCD with bar graph, audible alerts for live circuits, and automatic discharge for operator safety. Its durable construction meets IEC safety standards and includes memory storage for up to 1000 measurements, simplifying workflow and compliance documentation. With Bluetooth integration, it supports seamless data transfer to the KEW Smart Advanced app for efficient test result management.

Key Features of the KYORITSU KEW 3552BT Continuity and Insulation Tester

Ultra-Fast Measurement Speed

Complete insulation resistance tests in an industry-leading 0.5 seconds for enhanced work efficiency.

Six Insulation Test Voltages

50V, 100V, 125V, 250V, 500V, and 1000V with wide measurement ranges suitable for a variety of electrical equipment.

High Insulation Resistance Range

Auto-ranging up to 40GΩ with precise accuracy (±2%rdg ±2dgt).

Memory and Data Management

Stores up to 1,000 measurements; supports data transfer via USB and Bluetooth® 5.0 to KEW Smart Advanced app.

Continuity Testing

Auto-ranging continuity measurement with 200mA test current and audible buzzer for quick fault detection.

Safety & Operator Protection

Automatic discharge of stored voltage, live circuit warning buzzer, and IEC61010 CAT III 600V / CAT IV 300V compliance.

Portable and Rugged Design

Compact and lightweight (approx. 490g), with IP40 protection for reliable field operation.

Common Applications

The KYORITSU KEW 3552BT excels in:

Electrical Installation Testing

Verifying insulation integrity and continuity in industrial plants, power systems, and telecommunications equipment.

Routine Maintenance & Safety Inspections

Rapidly assessing insulation status during preventative maintenance to avoid equipment failures and hazards.

Compliance and Quality Control

Documenting and managing test results efficiently to ensure adherence to electrical safety standards and regulations.

Technical Specifications of the KYORITSU KEW 3552BT

Test Voltages

50V / 100V / 125V / 250V / 500V / 1000V

Measuring Ranges (Auto-ranging)

100.0MΩ (50V), 200.0MΩ (100V), 250.0MΩ (125V), 500.0MΩ (250V), 20.00GΩ (500V), 40.00GΩ (1000V)

Accuracy

±2%rdg ±2 digits (above 0.1MΩ), ±5%rdg (below 0.1MΩ)

Continuity Range & Current

40.00Ω / 400.0Ω / 4000Ω auto-ranging with max 200mA test current

Voltage Measurement

AC 2.0 to 600V (±1%rdg ±4 digits), DC -2.0 to -600V, +2.0 to +600V

Display

Large LCD with bar graph, flashing AC voltage indication

Communication

USB and Bluetooth® 5.0 support

Power Source

4 x 1.5V AA (LR6) batteries

Dimensions & Weight

97mm x 156mm x 46mm, approx. 490g including batteries

What's in the Box?

1 x KYORITSU KEW 3552BT Continuity and Insulation Tester

1 x Test Leads with Remote Control Switch (Model 7260)

1 x Test Leads with Alligator Clip (Model 7261A)

1 x Extension Probe (Model 8017A)

1 x Carrying Case (Model 9173)

1 x Shoulder Strap (Model 9121)

4 x 1.5V AA Batteries (LR6)

1 x Instruction Manual

Downloads

📄 Download KYORITSU KEW 3552BT Data Sheet

📄 Download KYORITSU KEW 3552BT User Manual