Bim-4ms Low Cost RS485 Modubus RTU DC Insulation Monitoring Device for 1000VDC Unearthed It System

Name: Bim-4ms Low Cost RS485 Modubus RTU DC Insulation Monitoring Device for 1000VDC Unearthed It System
Brand: Chongqing Blue Jay Technology Co., Ltd
SKU: 2000505191

Chongqing, ChinaChongqing Blue Jay Technology Co., Ltd

US$70.00-80.00

5 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Theory

Electromagnetic Relay

Usage

Protection Relay

Model NO.

BIM-4MS

Phase

Electricity Type

Number of Pole

Load

Weak Power Relay

Protective Characteristics

Sealed Relay

Action Principle

Electromagnetic Type

Size

Miniature

Type

Electric Parameter Relay

Insulation Resistance

1kΩ~10MΩ

Power Supply

0-30VDC, Power 5W

DC Voltage Range

100V~1000V

Insulation Monitoring Function Switching

50*105 Times

off-Line Withstand Voltage Test

<2mA

Mounting

Standard 35 mm DIN Rail Mounting

Communication

RS485

Transport Package

Carton

Specification

72 × 110 × 66 mm

Trademark

Blue Jay

Origin

China

Key features

Monitoring the insulation resistance for 100-1000Vdc unearthed DC systems;

Real-time monitoring of positive and negative pole insulation resistance to ground;

Automatic adaptation to the system leakage capacitance

RS-485 interface with Modbus RTU protocol;

Company profile

Years of Export ExperienceR&D Capabilities3D Software DesignCustomization from Designs

Chongqing Blue Jay Technology Co., Ltd

Chongqing, China

Business Type: Manufacturer/FactoryExport Year: 2009-05-03Average Response Time: ≤7.17hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CIF, EXW

AI-Powered supplier vetting

SummaryChongqing Blue Jay Technology Co., Ltd. is identified as a Chinese limited company and manufacturer/factory, although another record describes the business as a trading company. It reports ISO 9001 certification and references CE, RoHS, and after-sales quality control. The supplier states that it provides OEM and ODM services, has launched new products within the past year, and supports extensive customization. Production-related evidence includes two factories and more than 20,000 m² of area, while in-stock fulfillment, overseas warehouses, overseas showrooms, and overseas agents or branches are explicitly unavailable. The supplier has an export license and serves Vietnam and Malaysia, with participation in the Canton Fair. Financial information is insufficient to assess credibility, and raw-material traceability is unknown. OEM service for well-known brands is reported, but no specific customer names or cases are provided.

CertificationsThe company description explicitly states that Blue Jay is ISO 9001-certified and references CE and RoHS in its quality-control approach. The provided information does not clarify the scope, issuing bodies, or validity dates of these certifications.

After-Sales capabilityThe company description explicitly mentions after-sales in its quality-control coverage. However, no detailed service process, response standard, warranty terms, or support organization is provided, so the overall capability cannot be fully assessed.

R&D capabilityThe supplier reports new products during the past year, ODM service, design optimization support, and multiple customization modes. It has no available SDK, so software-development support is explicitly absent, but the product and design evidence supports innovation capability in hardware or product development.

Production capacityThe supplier describes two factories with more than 20,000 m² of area and is identified as a manufacturer/factory. It also explicitly lacks in-stock capacity, overseas warehouses, and overseas showrooms, while contract status for manufacturing capacity is unknown.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and states that it can help optimize designs. These records provide direct evidence of broad customization capability.

Product Q&A

Q:Can Blue Jay insulation monitoring device (IMD) detect ground faults?

Yes, GYID and BIM-M1000 can detect ground faults. The GYID andBIM-M1000 are active insulation monitoring devices (IMDs) that connect between a phase and ground conductor. The IMD continuously transmits a small, safe test signal to the phase conductor. If a ground fault occurs, the signal is transmitted to the ground and then returned to the IMD. The IMD then triggers an alarm indicator and outputs a signal to the main control unit.

Q:Can we use an earth leakage relay instead of an insulation monitoring device? Do they provide the same protection?

No. An earth leakage relay is used in grounded neutral systems. It detects leakage current exceeding a preset current value usually 5A and issues a trip signal. An insulation monitoring device, on the other hand, is used in ungrounded neutral systems to monitor the system's insulation resistance, measured in ohms. An IMD issues an alarm when the insulation resistance falls below a set value.

Q:Is it mandatory to install insulation monitoring devices in DC fast charging stations?

Yes. In DC fast charging stations, installing insulation monitoring devices (IMDs) is typically mandatory or strongly recommended by safety standards and industry regulations to ensure personnel safety and equipment protection. IMDs help detect insulation faults early, preventing potential electric shock hazards and system failures.

Q:How does an Insulation Monitoring Relay work?

Injects a small measuring voltage between the system and earth. Monitors insulation resistance in real time. Triggers an alarm or trip when resistance drops below the set value.