Factory Price Resistance Monitoring Device Ing Devices Insulation Monitor, 0-1000V DC Relay

• Customization: Available
• Theory: Electromagnetic Relay
• Usage: Insulation Monitor
• Model NO.: JY1000-AL
• Phase: 3
• Electricity Type: Dc
• Number of Pole: 3
• Load: Medium Power Relay
• Protective Characteristics: Enclosed Relay
• Action Principle: Electromagnetic Type
• Size: Miniature
• Type: Electric Parameter Relay
• Protect Feature: Sealed
• Contact Load: High Power
• Transport Package: Please Consult for Details
• Specification: 10*10cm
• Trademark: blue jay
• Origin: Chongqing, China
• Production Capacity: 1000 Piece/Pieces Per Month
• Package Size: 10.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 0.650kg

Product Description

Description

JY1000-AL is a DC-to-Ground insulation monitoring module based on the principle of an unbalanced bridge, which has monitoring and protection functions in one. It can monitor the insulation resistance value of the positive and negative poles of the DC floating system to the ground, ranging from 1KΩ~10 MΩ; At the same time, it can also detect the DC voltage value, ranging from 100V to 1000V.

Key Feature

High voltage grounding switch
Widely power supply range
Widely insulation monitoring range (100V~1000VDC)
insulation monitoring equipment self-test

Adaptive capacitance to ground

Convenient parameter setting
Remote monitoring and management
Monitor positive and negative poles
Ground insulation resistance
Voltage reverse polarity alarm

Specification

Parameter	Value
Power supply	9-30VDC, Power 3W
DC voltage range	100V~1000V
DC voltage measurement accuracy	100-200Vdc: ≤2V
	200-1000Vdc: ≤0.5%
Insulation resistance measurement range	1KΩ~10 MΩ (DC system voltage:100V~1000V)
Insulation monitoring accuracy @DC system voltage:100V-1000V)	CY range	Resistance range	Accuracy
	0~0.8μF	≤60kΩ	≤3kΩ
		60kΩ<R≤1MΩ	≤5%
	0.8μF ~3μF	≤60kΩ	≤6kΩ
		60kΩ<R≤1MΩ	≤20%
Off-line withstand test	<2mA
Maximum relay switching current /voltage	4A@400Vac/ 600Vdc
Relay contact resistance	<100mΩ
Relay insulation resistance	1000MΩ
Standard	IEC 61851-23 (2014-03):2014-11
Storage environment	Temp: – 55°C ~90°C, Humidity: ≤90%RH, Altitude: ≤3500m
Operating environment	Temp: – 40°C ~75°C, Humidity: ≤90%RH, Altitude: ≤3500m

Dimension & Wiring

Company Profile

Company Name

Blue Jay is a premier manufacturer specializing in electrical meters and protection relays for the utility automation sector. For over a decade, we have aggressively built our expertise through rigorous trial and error, elevating our manufacturing capabilities to the highest standards in the industry.

Key Feature:

Two large Factories to guarantee full manufacturing

Full certification for all products

OEM & ODM service for logos, functions, sizes, etc.

Certifications

FAQ

Q1: Is it mandatory to install insulation monitoring devices in DC fast charging stations?

A: 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.

Q2: In the same IT system, how can we effectively coordinate multiple IMDs, resolve mutual interference issues, and ensure uninterrupted system insulation monitoring?

A: Using a master/slave setup or multi-channel IMDs, such as Bluejay's dual-channel devices, allows monitoring of multiple circuits while minimizing interference and ensuring uninterrupted insulation monitoring.

Q3: What is the insulation resistance range that Blue Jay IMD can measure?

A: The Blue Jay Insulation Monitoring Device (IMD) can measure insulation resistance in the range of 0 to 50 MΩ, allowing for effective monitoring of both low- and high-resistance insulation conditions in DC systems.