The BENTLY 3500/53 133388-01 Overspeed Detection Module delivers high-precision rotational speed monitoring for critical assets in power generation, petrochemical, and heavy industrial processes. Engineered to prevent catastrophic failures by detecting speed deviations up to 120% of rated values, this module ensures operational safety and equipment integrity through sub-millisecond response capabilities.
| Parameter | Specification |
|---|---|
| Brand | BENTLY (Bently Nevada) |
| Model | 3500/53 |
| Submodel | 133388-01 |
| Operating Voltage | 220 V AC |
| Detection Range | 0-120% of rated speed |
| Response Time | <1 ms |
| Frequency Range | 0-50 kHz |
| Communication | RS-485 |
| Certifications | CE, UL, ATEX |
| Dimensions | Standard 3500 Series Rack Module |


Key Applications: Turbine overspeed protection in power plants, compressor safety systems in refineries, critical pump monitoring in chemical processing. Designed for harsh environments with continuous operation capability. Compatible with Bently Nevada 3500 series monitoring systems including 3500/22M, 3500/42M, and 3500/92 relays. Features MIL-STD-810G compliant construction for vibration/shock resistance.
Hong Kong Saul Electric Co., Ltd. – Asia’s premier supplier of industrial automation components with 15+ years of technical excellence. We maintain the region’s most comprehensive inventory of obsolete, niche-market, and hard-to-source automation parts across 40+ brands including Bently Nevada, ABB, and TRICONEX.
Benefit from our specialized expertise:
- Professional pre-sales technical consultation
- 1-year performance warranty on all components
- Expedited global shipping with customs support
- Legacy system upgrade advisory services
Actual pricing available upon quotation. Can’t find your model?
Contact us via WhatsApp for immediate assistance or email
3931184055@qq.com.




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