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Bushing Monitoring and Partial Discharge Detection for Transformers (Intellix BMT 330)

Bushing Monitoring and Partial Discharge Detection for Transformers (Intellix BMT 330) Specification

Pressure
Atmospheric

Resistant Feature
Weatherproof, UV resistant, Vibration resistant

Accuracy
2% of full scale rating

Batteries Type
Not required (Mains powered)

Usage & Applications
Continuous online monitoring of bushings and partial discharge in power and distribution transformers

Product Type
Bushing Monitoring and Partial Discharge Detection System

Material
Industrial Grade Polymer and Metal Alloys

Measuring Voltage Range
Up to 800 kV (RMS phase-to-ground)

Operating Temperature
-40C to +70C

Frequency (MHz)
0.5 MHz to 50 MHz

Insulation Box
Yes

Protection System
Integrated, for critical transformer components

Size
Standard/Customizable depending on transformer model

Color
Light Grey & Black

Dimension (L*W*H)
400 mm x 250 mm x 150 mm (without mounting hardware)

Weight
Approx. 5.5 kg

Installation
Outdoor, direct mounting on transformer tank

Output Interface
Ethernet, RS485, and Dry Contact Relays

Recording Capability
Internal event logging up to 1000 events

Power Supply
110-240 VAC, 50/60 Hz

Compliance Standards
IEC 60270, IEC 61850

Display
Digital LCD with backlight

Calibration Interval
Every 2 years recommended

Sensor Type
Capacitive coupled sensor for PD detection

Data Protocols
MODBUS, DNP3 support

Ingress Protection
IP66 rated enclosure

Alarm Function
Visual and Audible alarms for threshold exceedance

Remote Monitoring
Supported via SCADA or online interface

Bushing Monitoring and Partial Discharge Detection for Transformers (Intellix BMT 330) Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash in Advance (CID)

Supply Ability
100 Pieces Per Month

Delivery Time
10 Days

Main Domestic Market
All India

About Bushing Monitoring and Partial Discharge Detection for Transformers (Intellix BMT 330)

Bushings account for a large proportion of High Voltage (HV) substation failures, often causing severe and costly damages. Preventive maintenance, early replacement and regular off-line testing have been employed to address this issue in the past. Now, technology exists that enables asset owners to detect impending failures and reduce their maintenance costs.

GEs advanced Intellix BMT 330 is an on-line system that continuously monitors the condition of the bushings and can also detect developing partial discharge (PD) activity in the transformer main tank. It will alert personnel of fault conditions at an early stage and provide vital health information on the bushings and the transformer.

The Intellix BMT 330 can be utilized as a standalone system to monitor bushing insulation and partial discharge activity, or as an integrated, one-sourced solution with GEs Kelman TRANSFIX Dissolved Gas Analysis (DGA) multi-gas analyzer and Perception Fleet software to provide a more in-depth view of the transformer's condition and root cause of major transformer failures.

Comprehensive Bushing and PD Monitoring

The Intellix BMT 330 continuously monitors critical transformer bushings and detects partial discharge events in real-time. With a highly sensitive capacitive coupled sensor, it helps utilities and asset managers reduce risk by identifying insulation faults early, enabling timely intervention and extending equipment life.

Robust, Easy-to-Integrate Design

Engineered for direct mounting on transformer tanks, this device is housed in an IP66 enclosure and built from industrial-grade polymers and metal alloys. It easily integrates with SCADA and other automation schemes using standard communication protocols, while digital LCD display and visual/audible alarms streamline onsite operation.

Advanced Event Logging and Remote Access

The Intellix BMT 330 features internal memory capable of logging over 1,000 events, providing detailed historical records for proactive maintenance. It supports remote access via online interfaces, so engineers can monitor asset health from anywhere, allowing for more efficient resource deployment and faster response to critical events.

FAQ's of Bushing Monitoring and Partial Discharge Detection for Transformers (Intellix BMT 330):

Q: How does the Intellix BMT 330 detect partial discharges and monitor transformer bushings?

A: The Intellix BMT 330 utilizes a capacitive coupled sensor that continuously detects partial discharge activity and monitors the health of transformer bushings. By analyzing electrical signals within a wide frequency range (0.5 MHz to 50 MHz), it identifies early warning signs of insulation degradation or faults, facilitating proactive maintenance.

Q: What are the main benefits of using this bushing monitoring system for transformers?

A: Key benefits include early fault detection, minimized unplanned outages, extended equipment lifespan, and improved safety. Real-time data and alarm notifications help maintenance teams take swift corrective actions, reducing the risk of catastrophic transformer failure and optimizing asset performance.

Q: When should the Intellix BMT 330 be calibrated, and what is the recommended interval?

A: To maintain optimal accuracy (within 2% of full scale), it is recommended that the Intellix BMT 330 be calibrated every two years. Regular calibration ensures consistent performance and reliable diagnostic data for asset management.

Q: Where and how is the Intellix BMT 330 installed?

A: Designed for outdoor deployment, the Intellix BMT 330 is directly mounted onto the transformer tank. It features a weatherproof, UV- and vibration-resistant enclosure (IP66 rated), making it suitable for harsh environmental conditions common at transformer substations.

Q: What communication interfaces and data protocols does the system support?

A: The system outputs data through Ethernet, RS485, and dry contact relays, and communicates using industry-standard protocols such as MODBUS and DNP3. This facilitates seamless integration into existing SCADA and power monitoring infrastructure for centralized data management.

Q: How can remote monitoring be accomplished using the Intellix BMT 330?

A: Remote monitoring is supported via SCADA systems or secure online interfaces, enabling users to view real-time data, alarm statuses, and historical event logs from any location. This functionality enhances situational awareness and enables faster decision-making by maintenance personnel.

Q: What protection and compliance features does the Intellix BMT 330 offer for critical transformer components?

A: It incorporates an integrated protection system that promptly issues visual and audible alarms when preset thresholds are exceeded. Built to IEC 60270 and IEC 61850 compliance standards, it provides secure, reliable operation for critical transformer bushings and insulation components.

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