What communication interfaces are supported?

The device supports wired RS485 and optional wireless interfaces including LORA, NB, and 4G.

What are the installation requirements?

Install on standard 35mm DIN rails in well-ventilated areas free from water, corrosive gases, and dust.

Is the leakage current transformer included?

No, the leakage current transformer is an optional accessory that must be selected separately.

0789 Miniature Current Limiting Protector for Microsecond Arc Fault Protection

Name: 0789 Miniature Current Limiting Protector for Microsecond Arc Fault Protection
Brand: Mingri Electric Co., Ltd.
SKU: 2274077505

Zhejiang, ChinaMingri Electric Co., Ltd.

US$12.97-20.18

1 Piece

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Manual Type

Model NO.

MR-XL Small

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Air

Installation

Fixed

Poles Number

Type

Current Limiting Protector

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)

Certification

CE, CCC

Rated Current

20-80A

Supply Voltage

220VAC

Display Mode

LCD Screen

Ambient Temperature

-20~85℃

Transport Package

Box

Trademark

Origin

Zhejiang, China

HS Code

8536200000

Production Capacity

1000 Pieces/Week

Key features

Microsecond Arc Fault Protection: Detects and limits short-circuit currents within microseconds to prevent electrical fires.

Comprehensive Safety Layers: Integrates overload, over/under-voltage, temperature, and optional leakage current monitoring.

Intelligent Remote Management: Supports RS485 and wireless communication (LORA, NB, 4G) for centralized platform control.

Adjustable Protection Settings: Allows customizable ranges for voltage, current, temperature, and delay times.

LCD Real-time Monitoring: Features an LCD screen for displaying status, alarms, and adjustable parameters.

Standard DIN Rail Mounting: Designed for easy installation on standard 35mm DIN rails in distribution cabinets.

CE and CCC Certified: Meets international safety standards with CE and CCC certifications.

Wide Operating Temperature: Operates reliably in ambient temperatures ranging from -20 to 85 degrees Celsius.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryIn-stock Capacity

Mingri Electric Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2021-03-01Average Response Time: ≤2.53hTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryMingri Electric is a limited company supplying box-type substations, ring main units, high- and low-voltage switchgear, cable distribution products, and related equipment. It reports ISO9001, ISO14001, ISO45001, CE, and stated IEC and ANSI compliance, supported by documented finished-product inspection procedures. The supplier offers extensive customization and end-to-end technical support, including commissioning, maintenance, and after-sales service. Its innovation profile includes smart monitoring, smart-grid technologies, and SF6-free switchgear, but R&D resources are limited to one engineer, one patent is reported, and R&D audit documentation is unavailable. Export experience is eight years, with 21%–30% of sales from exports and self-operated import/export rights. Inventory capability is available, while no overseas warehouse or showroom is reported. No Fortune 500 collaboration is disclosed, although repeat-buyer preference is reported at 80%–100%.

Supplier typeThe supplier is identified as a limited company whose product scope covers box-type substations, ring main units, high- and low-voltage switchgear, cable distribution, and related box-type switchgear. Its stated business scope also includes electrical installation services and construction-related activities, indicating an electrical equipment supplier with associated project-service capabilities.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015, with ISO45001:2018 also stated in its sustainability and management certification records. CE product certification is reported, and the company states that its equipment meets IEC and ANSI standards, providing explicit evidence of quality, environmental, occupational-safety, and product-compliance certifications.

After-Sales capabilityThe supplier states that it provides support from initial consultation through commissioning and beyond, including optimization assistance, after-sales support, and maintenance services. It also reports a global logistics network and an expert technical team, indicating an established service offering, although the slices do not quantify service response times or coverage by region.

Customization capabilityThe supplier explicitly reports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly demonstrates a broad range of customization options for customer requirements.