MZJ-300B Normally Closed DC Contactor

MZJ-300B 常時閉DCコンタクタ

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概要

FEATURES

Suitable for electric forklift, battery cars, tractors, excavators, brick machine, cleaning vehicles, automotive air-conditioning, communication power supply, uninterruptible power supply, and electroplating electronic control system control circuits. Advantages include compact size, large load capacity, long service life and easy maintenance. Products are designed with reference to JB2286-78, JB3974-85, YD/585-92 and YD/T512-92 requirements.

サヨーンモデルの示唆

MZJ -300B -S -□ -□ /□
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製品種別

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定格電流

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Auxiliary switch: None-Without auxiliary switch; S-With auxiliary switch

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Mounting bracket type: None-M Horizontal (default); E-Level embedded; X-Oblique; L(N)-Vertical; E1-Level embedded single direction

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Other function codes

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Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc.

用途

This product has one normally closed contact (1 NC), for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, and electronic control systems such as uninterruptible power supply.

TECHNICAL PARAMETERS:  (Version 1.83)

 SAYOON 製品タイプ

MZJ-300B

 お問合せフォーム  1 NC
 Coil Rated voltage (DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,220V etc.
 Contact voltage (DC V)  ≤60V
 Rated load current of contact 48V circuit (DC-1)  300A
 100Aあたりの接点における標準的な電圧降下  ≤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)  20ms
 Maximum bounce time for contact connection  10ms
 Maximum bounce time for contact disconnection  3ms
 Insulation resistance  20MΩ
 耐電気強度  50Hz/60Hz 1000VAC 1分間
 遮断可能な代表的な故障電流  1000A / 5ms(48V/DC)
 Coil power (W)  7-15
 Temperature rise of coil (K)  ≤80
 Temperature rise on outgoing terminal (K)  ≤65
 電気の生活  2万回
 機械生命体  300,000 times
 仕様書  継続的
 Contact material  Ag alloy
 Load terminal type  M8 Screw
 Coil terminal type  M4 Screw
 補助接点定格負荷(オプション)  2A/48VDC, 5A/24VDC,1NO 1NC
 Testing organization certification  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 M8 tightening torque (N.m)  ≯9.0適切
 Coil lead M4 tightening torque (N.m)  ≯1.2 appropriate
 周囲温度  -25〜+70℃
 相対湿度  +20℃ 98%
 固定位置での振動数  3G、1〜50Hz 振幅0.5mm
 Shock  (60~100) times/minute, acceleration≤4g
 高度  2000m
 取り付け方向  ランダム
 International Protection  IP40 (According IEC60947)

ORDER INSTRUCTION:

 SAYOON 製品タイプ

 SZJB300A-D

 U.N.W.  530g
 U.G.W.  535g
 梱包数量.  50pcs
 DIM.(cm)  46.5*20.5*34.5
 Mounting bracket type  None – M Horizontal(default), E Level Embedded, X Oblique, L (N) Vertical, E1 Level embedded single direction

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 SZJB300A-D/24V 100pcs, indicating the load rated current 300A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.

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