Gossen Metrawatt M246C Insulation Tester, 10 V Min, 1 kV Max, 3.1 GΩ CAT III, CAT II, UKAS
- RS Stock No.:
- 260-8328
- Mfr. Part No.:
- M246C
- Brand:
- Gossen Metrawatt
Subtotal (1 unit)*
£1,342.50
(exc. VAT)
£1,611.00
(inc. VAT)
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In Stock
- Plus 3 unit(s) shipping from 16 November 2026
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Units | Per unit |
|---|---|
| 1 + | £1,342.50 |
*price indicative
- RS Stock No.:
- 260-8328
- Mfr. Part No.:
- M246C
- Brand:
- Gossen Metrawatt
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Gossen Metrawatt | |
| Model Number | M246C | |
| Product Type | Insulation Tester | |
| Tester Type | Insulation Tester | |
| Minimum Test Voltage | 10V | |
| Maximum Test Voltage | 1kV | |
| Display Type | LCD | |
| Test Current | 1mA | |
| Battery Life | 200h | |
| Battery Type | AA | |
| Power Source | Battery | |
| Insulation Testing Resistance | 3.1GΩ | |
| Minimum Operating Temperature | -10°C | |
| Safety Category Voltage | 600V | |
| Safety Category Level | CAT III, CAT II | |
| Maximum Operating Temperature | 50°C | |
| Width | 45mm | |
| Standards/Approvals | DAkkS Calibration Certificate, DIN EN 613261, DIN EN 61010, EN 60529, VDE 04111:2002, VDE 0470, VDE 0843201 | |
| Length | 87mm | |
| Height | 200mm | |
| Calibrated | UKAS | |
| Weight | 350g | |
| Select all | ||
|---|---|---|
Brand Gossen Metrawatt | ||
Model Number M246C | ||
Product Type Insulation Tester | ||
Tester Type Insulation Tester | ||
Minimum Test Voltage 10V | ||
Maximum Test Voltage 1kV | ||
Display Type LCD | ||
Test Current 1mA | ||
Battery Life 200h | ||
Battery Type AA | ||
Power Source Battery | ||
Insulation Testing Resistance 3.1GΩ | ||
Minimum Operating Temperature -10°C | ||
Safety Category Voltage 600V | ||
Safety Category Level CAT III, CAT II | ||
Maximum Operating Temperature 50°C | ||
Width 45mm | ||
Standards/Approvals DAkkS Calibration Certificate, DIN EN 613261, DIN EN 61010, EN 60529, VDE 04111:2002, VDE 0470, VDE 0843201 | ||
Length 87mm | ||
Height 200mm | ||
Calibrated UKAS | ||
Weight 350g | ||
- COO (Country of Origin):
- DE
Gossen-Metrawatt Insulation Tester, 1000V Maximum Test Voltage, 3.1 GΩ Insulation Resistance - M246C
This insulation tester is a handheld, battery-operated instrument designed to assess insulation resistance in electrical systems up to high voltage levels. It is intended for field and workshop use across a wide ambient temperature range and incorporates a clear LCD for result readout. The unit conforms to recognised industry standards and is supplied with formal calibration documentation to support measurement traceability.
Features and Benefits:
• *Made in Germany - including DAkkS calibration certificate and 3-year warranty (extendable to 5 years)
• 1 mA test current provides a measurable load for insulation diagnostics
• 1000 V maximum test voltage enables high-voltage insulation checks
• 3.1 GΩ insulation testing capability detects high-resistance faults
• AA battery power offers simple field battery replacement
• LCD display delivers clear numerical readouts for Rapid interpretation
• 1 mA test current provides a measurable load for insulation diagnostics
• 1000 V maximum test voltage enables high-voltage insulation checks
• 3.1 GΩ insulation testing capability detects high-resistance faults
• AA battery power offers simple field battery replacement
• LCD display delivers clear numerical readouts for Rapid interpretation
Applications
• Suitable for verifying insulation on motors and windings
• Used for maintenance of distribution equipment and switchgear
• Ideal for commissioning cable insulation in installations
• Can be used for routine condition monitoring of electrical assets
• Used with portable test setups in varied ambient conditions
• Used for maintenance of distribution equipment and switchgear
• Ideal for commissioning cable insulation in installations
• Can be used for routine condition monitoring of electrical assets
• Used with portable test setups in varied ambient conditions
What safety categories does the instrument support?
It is rated for CAT III and CAT II applications, enabling use on distribution-level and lower-energy circuits.
How long will the unit operate between battery changes?
The AA battery supply provides approximately 200 h of operational life under typical test conditions.
What environmental temperatures can it tolerate during operation?
It operates across a range from -10 °C up to 50 °C, suitable for most indoor and sheltered outdoor tasks.
Does the instrument include formal calibration evidence?
A DAkkS calibration certificate is provided to confirm measurement traceability and accuracy.
How heavy and portable is the tester for field work?
The instrument weighs 350 g, making it lightweight for handheld portable testing.
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