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3RT1276-6AV36
The Siemens 3RT1276-6AV36 is a versatile vacuum contactor designed for high-performance applications. Operating with a coil voltage range of 380 to 420 volts AC, this contactor supports a power rating of 710 kilowatts, making it suitable for demanding industrial scenarios.
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Technical specifications for 3RT1276-6AV36
| Manufacturer | Siemens |
|---|---|
| Product Type | Vacuum Contactor |
| Product Line | SIRIUS |
| Part Number | 3RT1276-6AV36 |
| UPC | 754554773292 |
| Weight | 23.00 lbs (10.43 kg) |
| Coil Voltage | 380 to 420 Volts AC |
| Power Rating | 710 kilowatts |
| Contact Current Rating | 500 Amperes |
| Ambient Operating Temperature | -25 to 60°C (in a non-condensing environment) |
| Contact Voltage Rating | 1 kilovolt |
| Storage Temperature | -55 to 80°C (in a non-condensing environment) |
| Protection Rating | IP20 for the front cover and IP00 for terminal and front with no cover |
| Control Circuit Design | Surge suppressor with varistor |
| Surge Voltage Resistance | 6 kilovolts for the auxiliary circuit and 8 kilovolts for the main circuit |
| Mounting Method | Screw mount |
| Contactor Size | S12 |
| Electrical Connection Type | Connection bar and screw-type terminals |
| Installation Altitude | Up to 6,561.68 feet (2,000 meters) above sea level |
The 3RT1276-6AV36 from Siemens, classified as a vacuum contactor, is engineered for substantial operational demands. With a coil voltage specification ranging between 380 and 420 volts AC, this unit delivers a notable power capacity of 710 kilowatts. It supports a significant contact current rating of 500 amperes, which facilitates efficient control in high-power settings.
This contactor operates within a wide temperature range, from -25°C to 60°C in non-condensing environments, ensuring reliable performance in diverse operational conditions. The storage temperature can be as low as -55°C and as high as 80°C, maintaining integrity during various environmental shifts. The contact voltage rating stands at 1 kilovolt, emphasizing its capability to handle substantial electrical loads safely.
For enhanced reliability, the contactor incorporates a surge suppressor with a varistor, effectively protecting against voltage spikes. It has a surge voltage rating of 6 kilovolts for the auxiliary circuit and 8 kilovolts for the main circuit, securing robust performance under transient voltage conditions. The mounting method is screw-based, making installation straightforward.
Designated as size S12, this vacuum contactor utilizes a combination of connection bars and screw-type terminals for electrical connections, promoting compatibility across different setups. The maximum installation altitude is 6,561.68 feet (2,000 meters) above sea level, allowing for versatile applications in varied geographical locations.
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