MVAJ103RA0804A Alstom Reset Tripping Relay

Description

MVAJ103RA0804A Alstom Product Introduction & Technical Specifications
Brand: Alstom Grid (Legacy brand, now part of GE Vernova)
Model: MVAJ103RA0804A
Product Name: High Burden Hand Reset Tripping Relay
Series: MVAJ Midos Tripping & Control Relay Series
Technical Specifications
Dimensions: Approximately 144 mm × 80 mm × 115 mm
Weight: Around 0.66 kg
Country of Origin: United Kingdom
HS Code: 85364900
Nominal operating voltage: 110 / 125 VDC
Operating time: Less than 10 ms

Contact arrangement: 10 contacts with configurable normally open and normally closed sets
Contact rating: Max 10 A make-and-break capacity under inductive DC load
Mounting standard: Size 2 plug-in Midos case for panel mounting
Operating ambient temperature: -10°C ~ +55°C
Storage temperature: -40°C ~ +70°C
Relative humidity: 5% ~ 95%, non-condensing
Key Characteristics
High burden coil design provides immunity against stray capacitance discharge interference on long control cables.
Built-in automatic burden cut-off function to reduce power consumption and avoid continuous coil overheating after actuation.
Equipped with mechanical hand-reset mechanism and visual operation flag for fault event indication.
Fast operate speed ensures timely execution of circuit breaker tripping upon protection signal reception.
Plug-in modular construction enables convenient on-site replacement without heavy rewiring during maintenance.
Stable anti-chatter contact structure guarantees reliable switching under strong electromagnetic interference environment in substations.
Long mechanical and electrical service life suitable for continuous long-term operation in power protection cubicles.
Interchangeable with compatible MVAJ series relay variants for power plant renovation and spare part replacement projects.
Original legacy industrial spare part for Alstom / GE Grid power protection and high voltage switchgear control systems.

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Shipping:
1. Your item will be shipped to all countries via EMS, unless one country cannot be shipped via EMS. We will choose DHL, UPS, or FedEx. Please leave us your phone number.
2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
1. Please contact us before returning the item.
2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

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