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Toyo Keiki IS-3 Insulation Resistance Monitor | Industrial Ground Fault Monitoring Relay | Adjustable 0.01–1.5 MΩ | AC 115V
Specification Details
Brand: Toyo Keiki Co., Ltd.
Model: IS-3
Product Type: Insulation Resistance Monitor
Monitoring Function: Continuous Insulation Resistance Monitoring
Resistance Setting Range: 0.01 MΩ – 1.5 MΩ (Adjustable)
Auxiliary Supply Voltage: AC 115V
Frequency: 50/60 Hz
Alarm Output: Relay Contacts
Indicators: Power LED, Detection LED
Test Function: Built-in Test Button
Mounting Type: Panel Mount
Application: Industrial Electrical Systems
Protection Function: Ground Fault & Insulation Fault Detection
Suitable For: Marine, Power Plants, Switchgear, Automation Panels, Industrial Equipment
Manufacturer: Toyo Keiki Co., Ltd.
Status: Used Excellent Working (As per photos)
Country Of Origin: Made In Japan
Shipping: Fast & Safe Dispatch Across India & Worldwide Available.
| Brand | OTHER BRAND |
|---|---|
| Category | RELAY |
The Toyo Keiki IS-3 Insulation Resistance Monitor is a dependable industrial insulation monitoring device engineered to continuously supervise the insulation resistance of electrical power systems. It helps detect insulation deterioration before it develops into serious ground faults, improving operational safety and reducing costly downtime.
This monitor features an adjustable insulation resistance setting ranging from 0.01 MΩ to 1.5 MΩ, allowing precise configuration for various industrial applications. Equipped with Power and Detection LED indicators, a built-in Test button, and alarm relay contacts, the IS-3 provides clear status indication and reliable alarm signaling whenever insulation resistance falls below the preset threshold.
The Toyo Keiki IS-3 is widely used in marine systems, power generation, switchgear, industrial automation, electrical distribution panels, manufacturing plants, offshore installations, and process industries where continuous insulation monitoring is essential.
- Genuine Toyo Keiki IS-3 Insulation Resistance Monitor
- Designed for continuous insulation resistance monitoring in industrial electrical systems
- Adjustable insulation resistance threshold from 0.01 M? to 1.5 M?
- Auxiliary power supply: AC 115V, 50/60Hz
- Built-in Power and Detection LED indicators
- Integrated Test button for quick functional verification
- Alarm signal relay contacts for remote monitoring
- Suitable for floating (IT) power systems and industrial control panels
- Reliable protection against insulation degradation and ground faults
- Durable industrial-grade construction for long service life
