Taihua three Phase good quality motor protector AS-22N

Short Description:

The AS-22N motor protector is an innovative and reliable solution designed to ensure the safe and efficient operation of three-phase motors. Its advanced features and superior protection functions make it an ideal choice for a wide range of industrial applications.The AS-22N offers a wide range of tripping levels, including 2, 5, 10, 20, and 30, making it suitable for different types of motors. It is equipped with current phase failure and overload protection functions, ensuring the motor is protected from any potential unbalanced conditions and over-current situations.The AS-22N features an advanced electronic circuit design and core-threading current sampling method, enabling it to precisely monitor and diagnose any changes in electrical signals used for motor operation. Its strong anti-interference ability filters out unwanted signals, ensuring interference-free motor operation in most industrial environments.Additionally, the AS-22N offers adjustable settings, making it highly customizable for users. It also has good inverse time characteristics, providing maximum protection for any motor application.The AS-22N is capable of handling a maximum current of up to 400A and is highly versatile, making it the perfect solution for various industrial applications such as machinery, electric vehicles, and solar energy systems.Its compact size and streamlined design make it easy to install and use. The AS-22N is a reliable and highly effective product designed to protect three-phase motors, providing users with a safe and efficient motor operation solution.

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Features

●Conform to GB/T14048.4 and many other national or industry standards.

●Three-phase electronic type, the trip level is 30.

●Possess current phase failure and overload protection functions, sensitive phase failure protection, reliable operation, and anti-interference ability Strong, set current value and overload delay are continuously adjustable; and have good inverse time characteristics and other advantages point.

●The main circuit adopts the core-through current sampling method, combined with advanced electronic (integrated circuit) circuits.

●Installation method: socket type, Din-rail type installation.

Model Number Structure

(1) Company code

(2) Motor protector

(3) Current sampling type (active type)

(4) Design serial number (specification code)

(5) Current regulation method: potentiometer quantitative setting (static)

(6) Output method: None: one NC

1Z: one NO and one NC 2H: two NO L: One NC connect ammeter(internal resistance is 156Ω, full scale 1mA) Y: Wiring type

Main technical parameter

Working power	AC380V、AC220V 50Hz；The allowable voltage fluctuation range is (85%-110%) Ue
Adjustment method	Online current adjustment by potentiometer
Output control contact	a group of NC contact(Customizable according to customer requirements)
Reset mode	Power off reset
Contact capacity	AC-12,Ue:AC380V, Ie:3A
Mechanical life	1×10⁵ time
Electrical life	1×10⁴ time
Installation	Device type

Rated working current
Model	Setting current range (A)	Suitable motor power (kW)	Minimum sampling current(A)	Use DC meter ratio
AS-22C/□	1～5	0.5～2.5	0.5	1mA/5A
AS-22C/□	5～50	2.5～25	2	1mA/50A
AS-22C/□	20～100	10～50	5	1mA/100A
AS-22C/□	30～160	15～80	10	1mA/200A
AS-22C/□	40～200	20～100	10	1mA/200A

Overload Action Time Characteristics
Trip level	Different current multiples and action time PT
Trip level	1.05Ie	1.2Ie	1.5Ie	7.2Ie
2	Tp：no action within 2 hours	Tp：action within 2 hours	Tp≤1min	Tp≤4s
5			Tp≤2min	0.5s<Tp≤5s
10(A)			Tp≤4min	2s<Tp≤10s
15			Tp≤6min	4s<Tp≤15s
20			Tp≤8min	6s<Tp≤20s
25			Tp≤10min	8s<Tp≤25s
30			Tp≤12min	9s<Tp≤30s