SZJB50A-D Normally Closed DC Contactor

كونتاكتور تيار مستمر مغلق عادة SZJB50A-D

Discover the SZJB50A-D Normally Closed DC Contactor for reliable performance and safety in your electrical systems. Perfect for efficient energy management

اطلب عرض سعر

نظرة عامة

FEATURES

In commercial environments, the use of normally closed DC contactors can enhance energy management. By automatically controlling power to individual systems, businesses can reduce energy consumption and operating costs. This is especially important in industries where energy efficiency is a key concern, such as manufacturing and commercial real estate.

تداعيات نموذج سايون

SZJB	50A	-D	-□	/□
1	2	3	4	5

1	نوع المنتج
2	التيار المقنن
3	Coil type: D-Single coil structure
4	Mounting bracket type: لا شيء-M Horizontal (default); E1-Level embedded single direction; L(N)-Vertical
5	Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc.

Uses

This product have one normally close contact, for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, electronic control systems such as uninterruptible power supply.

Technical Parameters: (Version 2.11)

نوع منتج سايون	SZJB50A-D
نموذج الاتصال	1 إن سي
Coil Rated voltage (DC V)	6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
Contact voltage (DC V)	≤60 فولت
Rated load current of contact 48V circuit (DC-1)	50A
Rate load current of contact circuit	≯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)	10ms
Pull-in time (n/o contacts to close)	25ms
Maximum bounce time for contact connection	10ms
Maximum bounce time for contact disconnection	3ms
Insulation resistance	٢٠ ميغاووم
المتانة الكهربائية للمقاومة	50 هرتز/60 هرتز 1000 فولت متردد 1 دقيقة
تيارات العطل النموذجية التي يمكن قطعها	600A/5ms at 48V DC
Coil power (W)	7-15
Temperature rise of coil (K)	≤80
Temperature rise on outgoing terminal (K)	≤65
Electrical life	٢٠,٠٠٠ مرة
حياة ميكانيكية	300,000 times
مواصفات العمل	Intermittent
Contact material	Ag alloy
Load terminal type	M5 Screw
Coil terminal type	M4 Screw
Testing organization certification	CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

Load Characteristic Curve

Installation Diagram

Wiring Diagram

Temperature Curve

Mechanical Ability And Use Of The Environment

Contact lead M6 tightening torque (N.m)	≯4.5 appropriate
Coil lead M4 tightening torque (N.m)	≯1.2 appropriate
درجة الحرارة المحيطة	-٢٥~+٧٠ درجة مئوية
الرطوبة النسبية	+20 درجة مئوية 98%
تردد الاهتزاز عند الوضع الثابت	3G، السعة 1 ~ 50 هرتز 0.5 مم
ارتجاج المخ	(٦٠ إلى ١٠٠) مرة/دقيقة، التسارع ≤ 4g
ارتفاع	٢٠٠٠ متر
إشادات التركيب	عشوائي
International Protection	IP40 (According IEC60947)

Order Instruction

نوع منتج سايون	SZJB50A-D
أ.ن.و.	170g
كمية الحزمة.	100PCS
Mounting bracket type	None – M Horizontal (default), E1 Level embedded single direction, L (N) Vertical

When ordering, please state the following: name, full model, control coil voltage specification, installation frame type, whether with auxiliary contact, order quantity. For example: DC Contactor SZJB50A-D/24V 100pcs, indicating the load rated current 50A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.