Home
Products
Low Voltage
Power Transmission and Distribution
Low Voltage Switchgear and Software
Instruments & Meters
New Energy
IEC

UL

Transmission

Distribution

Power Quality & Automation

Main Distribution Board

Sub Distribution Board

Final Distribution Box

Software

Intelligent Solution

Core Parts

Gas Meter

Electricity Meter

EV Charger

Main Power Distribution Sub Power Distribution Final Power Distribution Industrial Control
Main Power Distribution(UL) Sub Power Distribution(UL) Final Power Distribution(UL) Industrial Control(UL)
Solutions
Power Utility
OEM
Telecom & Data Center
New Energy
Industry
Buildings
Transmission Grid

Distribution Grid

Generator Equipment

Modern Logistics Equipment

Pumps and Vacuum Equipment

Food and Beverage

Mining Machinery

Data Center

Residential PV

Metallurgical

Oil & Gas

Rail Transportation

Buildings

Substation Mobile Substations Intelligent Power Distribution Solutions
Micro-Grid Solution
Generator Control System Solution Generator Dual Power Supply Control System Solution
Conveyor Control Box Solution Control Box Solution for Telescopic Conveyor Lifts
Water Supply Control System Solution Sewage Control System Solution Fire Pump Control System Solution
Food and Beverage Control System Solution
Sand and Gravel Production Line Electrical Control System Solution
Containerised Solution Fusion Module Solution
Residential Solar Power Solution
High, Medium, and Low Voltage Digital Distribution Solution Intelligent Motor Control Center Solution
Refining Production Power Distribution and DCS Control System Solution Oilfield Extraction Power Distribution Solution Integrated Electrical Control and Instrumentation Solution for Oil and Petrochemical Industries
Sustainability
Services
Service Center
Download Center
Contact Us
Find a local subsidiary

Product Documents

Solutions

Cases

Corporate Report

Contact Us

Call Us 400-117-7797
Email Us global-sales@chint.com
About Us
About CHINT
News Center
News

Blog

Please enter keywords to search

Global |EN

Choose your country & Language

Global English
Group
English
|
Chinese

Asia Pacific

Australia & New Zealand
English
India
English
Indonesia
English | Indonesian
Korea
Korean
Malaysia
English
Singapore (Sunlight)
English
Vietnam
English | Vietnamese

West Asia and Africa

CHINT-EGEMAC
English
South Africa
English
UAE
English

Europe

Italy
Italian
Spain
Spanish
Turkey
Turkish

North America

Mexico
Spanish

Latin America

Brazil
Portuguese
Peru
Spanish
Home
Products
Solutions
Sustainability
Services
About Us
Main Menu
Home
Main Menu
Products
Low Voltage
Power Transmission and Distribution
Low Voltage Switchgear and Software
Instruments & Meters
New Energy
Main Menu
Solutions
Power Utility
OEM
Telecom & Data Center
New Energy
Industry
Buildings
Main Menu
Sustainability
Main Menu
Services
Service Center
Download Center
Contact Us
Main Menu
About Us
About CHINT
News Center
Low Voltage
IEC
UL
Power Transmission and Distribution
Transmission
Distribution
Power Quality & Automation
Low Voltage Switchgear and Software
Main Distribution Board
Sub Distribution Board
Final Distribution Box
Software
Intelligent Solution
Core Parts
Instruments & Meters
Gas Meter
Electricity Meter
New Energy
EV Charger
Power Utility
Transmission Grid
Distribution Grid
OEM
Generator Equipment
Modern Logistics Equipment
Pumps and Vacuum Equipment
Food and Beverage
Mining Machinery
Telecom & Data Center
Data Center
New Energy
Residential PV
Industry
Metallurgical
Oil & Gas
Rail Transportation
Buildings
Buildings
Service Center
Find a local subsidiary
Download Center
Product Documents
Solutions
Cases
Corporate Report
Contact Us
Contact Us

Call Us 400-117-7797
Email Us global-sales@chint.com
About CHINT
News Center
News
Blog
IEC
Main Power Distribution Sub Power Distribution Final Power Distribution Industrial Control
UL
Main Power Distribution(UL) Sub Power Distribution(UL) Final Power Distribution(UL) Industrial Control(UL)
Transmission Grid
Substation Mobile Substations Intelligent Power Distribution Solutions
Distribution Grid
Micro-Grid Solution
Generator Equipment
Generator Control System Solution Generator Dual Power Supply Control System Solution
Modern Logistics Equipment
Conveyor Control Box Solution Control Box Solution for Telescopic Conveyor Lifts
Pumps and Vacuum Equipment
Water Supply Control System Solution Sewage Control System Solution Fire Pump Control System Solution
Food and Beverage
Food and Beverage Control System Solution
Mining Machinery
Sand and Gravel Production Line Electrical Control System Solution
Data Center
Containerised Solution Fusion Module Solution
Residential PV
Residential Solar Power Solution
Metallurgical
High, Medium, and Low Voltage Digital Distribution Solution Intelligent Motor Control Center Solution
Oil & Gas
Refining Production Power Distribution and DCS Control System Solution Oilfield Extraction Power Distribution Solution Integrated Electrical Control and Instrumentation Solution for Oil and Petrochemical Industries

Choose your country & Language

Global English
Group
English
|
Chinese
Australia & New Zealand
English
India
English
Indonesia
English | Indonesian
Korea
Korean
Malaysia
English
Singapore (Sunlight)
English
Vietnam
English | Vietnamese
CHINT-EGEMAC
English
South Africa
English
UAE
English
Italy
Italian
Spain
Spanish
Turkey
Turkish
Mexico
Spanish
Brazil
Portuguese
Peru
Spanish

Please enter keywords to search

Your search term contains restricted words. Please use different keywords.
NJJ7
Product Consultation
Low Voltage IEC Industrial Control NJJ7
Industrial Control
NJJ7
NJJ7

NJJ7

NJJ7-M counting relay is mainly used as counting or counting control component in the control circuit with AC frequency of 50Hz/60Hz, rated control power supply voltage up to 240V and DC rated control power supply voltage up to 240V

Contact Us

Product Information

Name
Size
Release time
Operate
NJJ7-Counting Relay-Catalog.pdf
1.11MB
2024-09-19
Download
Name
Size
Release time
Operate
2111-NJJ7-H-Counting Relay-Manual.pdf
2.31MB
2024-09-19
Download
2111-NJJ7-M-Counting Relay-Manual.pdf
2.66MB
2024-09-19
Download

Related Products

NJJ3 NJJ3
View Details Documents
Documents
View all documents
JDM1-48 JDM1-48
View Details Documents
Documents
View all documents
Recommend Blogs
DC Meter: Principles, Technology, and Applications
NOVEMBER 28, 2024 DC Meter: Principles, Technology, and Applications

This article will explore the working principles of DC meters, their technical composition, and the applications in various scenarios.

Beyond the Basics: Smart Circuit Breakers for Intelligent Protection
NOVEMBER 26, 2024 Beyond the Basics: Smart Circuit Breakers for Intelligent Protection

Smart circuit breakers are a solution for the needs of today’s world. This article explores the advantages of these intelligent devices and more.

Can I Use General Miniature Circuit Breaker (MCB) for PV?
NOVEMBER 5, 2024 Can I Use General Miniature Circuit Breaker (MCB) for PV?

Miniature circuit breakers are widely adopted. They are used for branch circuit protection in many electrical systems. However, as solar photovoltaic technology continues to expand rapidly, one question arises: Can I use a general miniature circuit breaker for PV?

Top 3 Pain Points of Data Center Operations
NOVEMBER 5, 2024 Top 3 Pain Points of Data Center Operations

In today’s digital age, data centers have become critical infrastructure. They enable our increasingly online lives and economies. They store massive amounts of data and power cloud services and applications.

A Complete Guide to LV Distribution Board
SEPTEMBER 10, 2024 A Complete Guide to LV Distribution Board

LV distribution boards, part of the electrical distribution system, securely distribute low-voltage power to facility circuits.

A Guide to Ring Main Units (RMU) in Wind Power Industry
SEPTEMBER 9, 2024 A Guide to Ring Main Units (RMU) in Wind Power Industry

An RMU, or ring main unit, is a type of medium-voltage switchgear. It consists of one or more circuit-breaker units with associated disconnectors, earthing switches, and instrument transformers.

How to Choose a House Distribution Box
SEPTEMBER 9, 2024 How to Choose a House Distribution Box

A well-chosen distribution box ensures the safety and efficiency of your household electrical system. This article guides you through selecting a distribution box.

How Does a Variable Frequency Drive Work?
SEPTEMBER 9, 2024 How Does a Variable Frequency Drive Work?

This article discusses in detail how a variable frequency drive works. Its working generally includes rectification, filtration, and inversion.

Metal Oxide Arrester (MOA) Overview: Working Principle, Types, Applications
JULY 14, 2024 Metal Oxide Arrester (MOA) Overview: Working Principle, Types, Applications

This article discusses how a metal oxide arrester works and introduces its types and applications.

A Guide to CHINT Smart Handheld Test Unit
JULY 14, 2024 A Guide to CHINT Smart Handheld Test Unit

CHINT Smart Handheld Test Unit provides a reliable solution for testing ACB protection functions without risk of damage.

Need Support From Us?

Blog
Blog

Find expert perspectives on the trends and technologies driving your business.

View Now
Download Center
Download Center

Download new and previously released documents including product document, solutions, cases, coporate report.

View Now
Contact Us
Contact Us

Reach out to us to receive more information, technical support, assistance with complaints and more.

Get Support
Collapsed
Expand
Products
Low Voltage
Power Transmission and Distribution
Low Voltage Switchgear and Software
Instruments Meters
New Energy
Solutions
Transmission Grid
Distribution Grid
Generator Equipment
Mordern Logistics Equipment
Pumps and Vacuum Equipment
Food and Beverage
Mining Machinery
Data Center
Residential PV
Oil & Gas
Metallurgical
Rail Transportation
Buildings
Services
Download Center
Contact Us
About Us
About CHINT Global
News Center
Blog
CHINT Privacy Policy
Get latest updates from CHINT
logo
Phone 86-400-1177797
Mailbox global-sales@chint.com
Follow us
snsLogo snsLogo snsLogo
ZHEJIANG ICP RECORD NO. 12033679 Copyright 2024 CHINT Group. All Rights Reserved