Overview

FEATURES

This product is ideal for a variety of applications including electric forklifts, battery-powered vehicles, tractors, excavators, brick machines, cleaning trucks and more. It is also effective in automotive air conditioning systems and communication power supplies as well as uninterruptible power supplies. In addition, it can also be used for power switches, especially electroplating electronic control systems and control circuits.

One of the outstanding features of this product is its compact size, which allows it to be easily integrated into various systems without taking up excessive space. Despite its small size, it has a large load capacity, allowing it to handle large power demands. The product is designed for a long life, ensuring it remains functional and reliable after extended use. Additionally, it is easy to maintain, which increases its appeal to users who prioritize efficiency and convenience.

This product has been well received by users for its many advantages and reliable performance. It follows industry standards, especially JB2286-78, JB3974-85, YD/585-92 and YD/T512-92, ensuring that strict quality requirements are met. Manufacturing plants and associated testing units have conducted thorough testing to confirm compliance with these standards. As a result, users have relied on this product over the years as it effectively meets their needs and expectations, delivering quality and reliability in a variety of applications.

SAYOON MODEL IMPLICATION

CZW	100A	-S	-C	-K	-M	-□	■	/24V
1	2	3	4	5	6	7	8	9

1	Product type
2	Rated current
3	Auxiliary switch: None-Without auxiliary switch; S-With auxiliary switch
4	Magnetic blow-out
5	Magetic holding structure: K-Two joint magnetic retention (Single coil, Two joint self-locking); 2K-Three joint magnetic retention (Double coil, Three joint self-locking)
6	Mounting bracket type: M-Horizontal (default); L-One vertical; 2L-Two vertical; X-Oblique; 1LW-One vertical horizontal; 2N-Rear
7	Other function codes: l-Coil suppression; R-Load precharge resistance; U-Increase rated current; CO-Continuous; IN-Intermittent
8	Other special functions: V-With capacitive load
9	Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc.

USES

This product features a single normally open contact, making it an excellent choice for a variety of applications. It is particularly suitable for electric vehicles, playing a vital role in managing electrical connections and ensuring efficient operation. Additionally, the product is ideally suited for telecommunications equipment, providing reliable performance for critical communications infrastructure.

In the field of construction machinery, it is an important component that helps achieve effective electrical control in various industrial applications. The product is also suitable for use in automotive batteries, enhancing their functionality and operational safety. Electric forklifts benefit from its use as it helps improve their overall efficiency and reliability in material handling tasks.

The product is suitable for trains and ships, where reliable electrical systems are crucial for safe and efficient transportation. It can also be integrated into electronic control systems, including uninterruptible power supplies, ensuring power is seamlessly maintained in critical situations.The product’s versatility and reliability make it a valuable addition to numerous applications and can meet the needs of users in different industries.

TECHNICAL PARAMETERS: (Version 1.52)

SAYOON Product Type	CZW100A
Contact form	1 NO
Coil Rated voltage (DC V)	6V,12V,24V,36V,48V,60V,72V,84V,96V,120V,150V,220V etc.
Contact voltage (DC V)	≤80В
Rated load current of contact 48V circuit (DC-1)	100A
Typical voltage drop across contacts per 100A	≯80mV
The cooling pull-in voltage at (20±5)℃ (V)	≯70%
The cooling drop-out voltage at (20±5)℃ (V)	≯35%,≮5%
Working voltage range of 40℃ coil	0.8-1.2Us
Drop-out time (n/o contacts to open)	25ms
Pull-in time (n/o contacts to close)	5ms
Maximum bounce time for contact connection	10ms
Maximum bounce time for contact disconnection	3ms
Insulation resistance	20MΩ
Electric strength to resist	50Hz/60Hz 1000VAC 1minute
Typical fault currents which can be ruptured	800A/5ms at 48V DC
Coil power (W)	8-13
Temperature rise of coil (K)	≤60
Temperature rise on outgoing terminal (K)	≤65
Electrical life	20,000 times
Mechanical life	300,000 times
Work specification	Continuous (default) or Intermittent
Contact material	Ag alloy
Load terminal type	M8 Screw
Coil terminal type	6.3mm spade terminals
Auxiliary contact rated load (optional)	2A/48VDC, 5A/24VDC
Testing organization certification	CCC,CE,FCC

Note: Given that our customers have diverse operating environments and therefore require different functional focuses, we understand the importance of tailoring our products to meet specific needs. In order to improve the overall performance and versatility of our products, SAYOON may make adjustments to various parameters such as coil specifications and temperature rise, etc. It should be noted that the parameters provided above are for reference only. For comprehensive details and guidance, we recommend consulting the SAYOON DC Contactor Selection and Use Guide. These guides will provide valuable insights into how to best utilize our products in different applications, ensuring optimal performance and reliability in your specific environment.

LOAD CHARACTERISTIC CURVE

INSTALLATION DIAGRAM

WIRING DIAGRAM

COIL TEMPERATURE CURVE

MECHANICAL ABILITY and USE of the ENVIRONMENT

Contact lead M8 tightening torque (N.m)	≯9.0 appropriate
Coil lead-out torque (N.m)	≯0.8 appropriate
Ambient temperature	-25~+70℃
Relative humidity	+20℃ 98%
Vibration freq. atthe fixed position	3G, 1～50Hz amplitude 0.5mm
Concussion	(60～100) time/minute、acceleration≤4g
Altitude	2000m
Installation direction	Random
International protection	IP40 (According IEC60947)

ORDER INSTRUCTION

SAYOON Product Type	CZW100A
U.N.W.（Includes Horizontal frame）	431g(-M)
Package QTY.	60PCS
Mounting bracket type	M Horizontal (default), 1L One vertical, 2L Two vertical, X Oblique, 1LW One vertical horizontal,2N Rear

When placing an order, the following information must be provided to ensure that your request is processed accurately and efficiently: product name, complete model number, control coil voltage specification, type of mounting frame required, whether you require an auxiliary contact, and what you wish to order quantity.

For example, if you order a DC contactor, you can specify the following: “DC Contactor CZW100A/24V, 100 pieces”. This indicates that you need a product with a rated load current of 100A, without auxiliary contacts, and with the default mounting bracket. Additionally, you specify that for these 100-piece orders, the coil control voltage should be 24V.

If you have special requirements for voltage specifications that differ from the standard product, please note that these can be met by special order. We encourage you to communicate any specific needs or preferences you may have so that we can provide you with the best product for your application.