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ZJ50DB（小）

主要特征 FEATURES

·50A 觸點(diǎn)切換能力 Contact Switching capability

·具有一組常閉觸點(diǎn)形式 SPST-NC Contact Arrangement

·應(yīng)用范圍：電信通信設(shè)備、工程機(jī)械、電瓶車、電動叉車、汽車、火車、船舶、不間斷電

源等電控系統(tǒng)

Application: For Electric Control System of Communication Power Supply、

Engineering Machine、Electro-motion Forklift、Motor Car、Train、

Watercraft and UPS etc.

2 使用條件 Use conditions required

序號 NO.	參數(shù)名稱Parameters	產(chǎn)品代號Product code
序號 NO.	參數(shù)名稱Parameters	ZJ50DB系列series
1	環(huán)境溫度Ambient temperature:	(-40～+60)℃
2	相對濕度Relative humidity:	+20℃達(dá)98%(Up to 98%at+20℃)
3	固定處的振動 Vibration freq.at the fixed position:	(10～200)HZ、加速度Acceleration≤3.5g
4	沖擊Shocking	(60～100)次/分、加速度≤4g time/minute、Acceleration≤4g
5	安裝位置Mounting directions	任意Optional

3 簡要技術(shù)數(shù)據(jù) Basic technical data

序號 NO.	參數(shù)名稱Parameters		產(chǎn)品代號Product code
			ZJ50DB系列series
1	線圈額定電壓Rated coil volt (V DC)		12	24	30		48	60	72	120
2	線圈功耗Coil Power dissipation(W)		8～10
3	(20±5)℃下，冷態(tài)動作電壓Operating volt in cold state at (20±5)℃(V)		吸合Pick-up			不大于線圈額定電壓的70% Not above70%of rated coil volt
			釋放Release			線圈額定電壓的(5～40)% Rated coil volt(5～40)%
4	電源電壓波動范圍Fluctuating range of power supply volt		(85%～110%)額定電壓 (85%～110%) rated volt
5	主觸點(diǎn)電路額定電壓Rated volt of contact circuit(V DC)		60 VDC
6	主觸點(diǎn)電路額定負(fù)載電流Rated load current of contact circuit(A)		50A
7	50A負(fù)載下主觸點(diǎn)接觸壓降Contact volt drop of contact at 50A:		≤50mV
8	主觸點(diǎn)最大通斷能力Max. make-break ability of contact		通斷1次4倍額定負(fù)載電流，通電時(shí)間 (Connect four times rated load current, make and break once for )5ms
9	額定電壓下最大動作時(shí)間 (mS) Max.operating time at rated volt(ms) (coil with no suppression circuit)	吸合Pick-up	30 ms
		釋放Release	30 mS
10	觸點(diǎn)最大彈跳時(shí)間Max.bounce times when contact breaks (mS)		3 mS
11	抗電強(qiáng)度Puncture(volt)strength		50Hz,1000V AC,1min
12	電壽命Electric life(t=0.001S) (次) (cycles)		50,000
13	機(jī)械壽命Mechanical life		100,000次Ops
14	工作規(guī)范Working duty		連續(xù)Continuous

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