Однополюсный высокопроизводительный реле контактор постоянного тока 300 А номинальный ток 12 В 24


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Цена:65,00 $ - 75,00 $*

Количество:



Описание и отзывы


Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Aug-16-2025 83.44 $* 85.35 $*
Jul-16-2025 67.73 $* 68.15 $*
Jun-16-2025 81.97 $* 83.23 $*
May-16-2025 81.19 $* 83.78 $*
Apr-16-2025 64.28 $* 65.89 $*
Mar-16-2025 79.28 $* 81.14 $*
Feb-16-2025 79.27 $* 81.70 $*
Jan-16-2025 78.41 $* 80.26 $*

Характеристики


EVQ300 specification

Single pole High Performance Relay Dc Contactor 300A Contacts Rated Current 12v  24v 48v

\t
Working voltage range at 20℃
\t
Pull in  Voltage at  20℃

\t
Sustaining voltage  at 20℃
\t
Release voltage  at 20℃

\t
Maximum start up current
[rated voltage]
at 20℃

\t
Rated coil resistance [±5%]at20℃

\t
Average holding current
at 20℃

\t
Energy-saving circuit board
\t
Coil polarity
\t
9-36Vdc
\t
9Vdc

Max.

\t
7.5Vdc

Min.

\t
6Vdc

Min..
\t
3.8A
\t
3.14Ω
\t
0.13A (at 12Vdc)

0.07A (at 24Vdc)

\t

\t

\t
32-95Vdc
\t
32Vdc

Max.

\t
22Vdc

Min

\t
18Vdc

Min.

\t
1.3A
\t
40Ω
\t
0.03A

(at 48Vdc)

\t
\t
\t
2.Functional Parameters
\t
Types
\t
Name
\t
Contactor 
\t
Type of main contactor system
\t
Bridge-form operation(SPST-NO-DM)
\t
Current type
\t
(DC)
\t
Media type when cutting-off
\t
Inactive gas
\t
Operation method
\t
Power-driven
\t
Rating operation system
\t
Uninterrupted 
\t
Rated value and limited value on main contactor
\t
Contact polarity
\t
With polar
\t
\t
Without polar
\t
\t
Rated operation voltage (Ue)
\t
250-900Vdc
\t
Rated operation current
\t
300A (▲2)
\t
Rating short-time tolerance current and duration time 
\t
400A 1200ec./600A 180sec
\t
Maximum cutiting-off voltage( one-time permitted)
\t
2000A 350Vdc
\t
Connecting resistance on contactor(initial )
\t
1mΩ Max.(at 1A)
\t
operating time(at 20℃)
\t
25ms Max.(▲3)
\t
Bounce time(at 20℃)
\t
7ms Max.(▲3)
\t
Release time(at 20℃)
\t
12ms Max.(▲4)
\t
Operation life time
\t
Machinery life time
\t
1×10^5(▲5)
\t
Electricity life time(▲2,▲4)
\t
With polar
\t
See graph-1
\t
Without polar
\t
See graph-2
\t
Dielectric function parameter
\t
Insulation resistance
\t
Initial stage:100MΩ Min.(▲1)
\t
Rated impulse withstand voltage(initial)
\t
Main contact 
\t
AC 2500 Vrms/1mA/1min.(latitude)
\t
Main contactor and coil interface
\t
AC 2500 Vrms/1mA/1min.(latitude)
\t
Machinery function
\t
Impulse 
\t
20Gpeak value,11ms 1/2sinusoid(coil power setup)
\t
Vibration
\t
20Gpeak value,80~2,000Hz,sinusoid
\t
Coil parameter
\t
Rated operation voltage scope
\t
12Vdc,24Vdc
\t
Coil polar
\t

\t
Power-saving circuit board 
\t

\t
Assistant contactor(▲6)
\t

\t
Environmental parameter
\t
Use and storage the environmental temperature scope
\t
-40℃~+85℃
\t
Use and storage the environmental humidity scope 
\t
5%~85% RH.
\t
weight
\t
430±5g
\t
Safety rules and quality management system
\t
CE,CCC

▲1:measure the voltageDC500V,the testing position is as same as dielectric withstanding voltage

▲2:loading category:DC-1,L/R millisecond

▲3:enforce the rated operation voltage on coil, involves the contactor will bounce.

▲4:enforce the rated operation voltage on coil, without diode.

▲5:rated controlling capacity, transforming frequency, connceting and cutting-off ,ON : OFF=0.5second: 0.5second
 


▲6:assistant contactor parameter:2A@30VDC/3A@125VAC,600Vac 50/60Hz 1min

3.Reference data

4.Size table

5.Installation size

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Application
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FAQ

Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 3-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

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A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

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A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:


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Email: kimzheng @sz-kyxny.com

Whatsapp:+8613519821890

Webchat:+861351981890

Skype:kim031537


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