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| Country of Origin | Philippines |
|---|---|
| Display Type | LED |
| Brand | Martindale |
| Battery type | AA |
| Height | 35mm |
| Length | 150mm |
| Model | PD440S |
| Gross Weight | 350g |
| Width | 80mm |
| Maximum Operating Temperature | 40°C |
| Minimum Operating Temperature | -10°C |
| Test Current | 200mA |
| Output Voltage | 440V ac |
Martindale PD440S Proving Unit 200mA 440V AC LED is a robust proving device designed for electrical test and measurement applications. It safely and simply verifies the operation of voltage indicators and test lamps up to 440 volts AC with a test current of 200mA, making it ideal for maintenance and inspection tasks in industrial, commercial, and electrical safety environments.
The PD440S model features an LED display for immediate visual confirmation of device status. It is powered by AA batteries, providing long-life energy and a low battery indicator to ensure reliable operation. The overmoulded, low-profile enclosure offers durability and impact resistance, while the included high-strength MG3 magnetic hanger facilitates hands-free usage on ferrous surfaces.
With operating temperature range from -10°C to 40°C and compact dimensions of 150mm length, 80mm width, and 35mm height, this portable proving unit is well suited for field and workshop use. The device is color-coded to match output voltages with Martindale voltage indicators and test lamps, easing the process of selecting the correct proving unit for various equipment.
This proving unit is essential for implementing effective safe isolation procedures and verifying electrical safety testing devices. It serves industries including industrial manufacturing, electrical maintenance, facilities management, and construction.
Supports test voltage output of 440V AC at 200mA current. LED display indicates power and operational status. Battery type: AA ensuring long life and low battery warning. Rugged overmoulded casing with low profile design.
Includes MG3 magnetic hanger for convenient placement. Operating temperature range of -10°C to 40°C. Compact size with dimensions 150mm x 80mm x 35mm. Weight approx. 350g for portability. Color-coded to match Martindale voltage devices for safety.
Martindale proving units are recognized for their reliability in electrical safety testing. The PD440S is a direct replacement for the industry standard PD440 model and is compatible with VI13800, MTL10, and MTL20 Drummond test lamps. This product aligns with best practices in electrical test and measurement instrumentation and is suitable for both laboratory and industrial environments.
Discover more proven Martindale electrical test and measurement solutions in EnvMart’s Electrical Test & Measurement category.
Explore more products in our Proving Unit Kit category.
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