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參數(shù)資料
| 型號： | EV250-1A |
| 元件分類： | 功率/信號繼電器 |
| 英文描述： | POWER/SIGNAL RELAY, SPST, MOMENTARY, 4A (COIL), 12VDC (COIL), 48000mW (COIL), 400A (CONTACT), PANEL MOUNT |
| 文件頁數(shù)： | 2/2頁 |
| 文件大?。?/td> | 346K |
| 代理商： | EV250-1A |
Features:
Features:
CII Technologies
/ P.O. Box 4422 / Santa Barbara, CA 93140 /
ph
805.684.4560 /
fax
805.684.9679
/
e-mail
info@kilovac.com /
website
www.ciitech.com
19
LIFE RATINGS AND QUALIFICATION TEST PLAN
Normal Operations
1
2
reference graph and
test circuit diagram (sht. 8)
Capacitive
Capacitive
90%
70%
make
only
only
Abnormal Operations
3
-250 A
320 V
Resistive
N/A
make/ break
Test #
Current
Voltage
Load Type
% Pre Charge
Switch Mode
4
2500 A
320 V
Resistive
N/A
break only
make
Sequence
1
2
3
4
5
Etc.
The testing objective is to verify proper relay function for a given number of consecutive and cumulative
cycles under both normal and abnormal conditions in a variety of load switching applications. The life
rating of 40K cycles minimum was calculated with 95% Weibull reliability.
10K cycles
10K
10K
10K
10K
10 cycles
10
10
10
10
Continue Cycling to Relay Failure
2
2
2
2
2
2
2
CURRENT vs TIME
CONTACTS CLOSED INTO 70% AND 90% CAPACITOR PRE CHARGE
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
0
1
2
3
4
5
6
7
8
EV250 Contact Ratings
(1) Resistive load includes inductance L = 25 uH. Load @ 2500 A tested @ 200 uH.
(2) Conductor: 2 each of Copper 54 mm2 (AWG 0) required for > 250 A carry.
1 Copper (AWG 0) conductor recommneded for 250 A
(3) Life based on projected Weibull Life with 95% Reliability
Electrical Data (Over Temperature Range - Max. Terminal Temp. = 200
o
C)
Make/Break Life for Capacitive & Resistive Loads at 320 Vdc (1) (2)
@ 90% capacitive pre-charge
Cycles
50,000
@ 70% capacitive pre-charge
Cycles
50
@ -250 A (2 consecutive, reverse polarity) (1)
Cycles
10
@ 3300 A (break only, 2 consecutive) (1)
Cycles
4
Mechanical Life
Cycles
100,000
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PDF描述 |
|---|---|
| EV250-1B | POWER/SIGNAL RELAY, SPST, MOMENTARY, 2A (COIL), 24VDC (COIL), 48000mW (COIL), 400A (CONTACT), PANEL MOUNT |
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| EVJC00 | 12mm Square Two-in-One Potentiometers |
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| EVJC25 | 12mm Square Two-in-One Potentiometers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| EV250-1B | 功能描述:通用繼電器 1FormA SPST 24VDC RoHS:否 制造商:Omron Electronics 觸點(diǎn)形式:1 Form A (SPST-NO) 觸點(diǎn)電流額定值:150 A 線圈電壓:24 VDC 線圈電阻:144 Ohms 線圈電流:167 mA 切換電壓:400 V 安裝風(fēng)格:Chassis 觸點(diǎn)材料: |
| EV250-2A | 功能描述:通用繼電器 1FormA SPST 12VDC RoHS:否 制造商:Omron Electronics 觸點(diǎn)形式:1 Form A (SPST-NO) 觸點(diǎn)電流額定值:150 A 線圈電壓:24 VDC 線圈電阻:144 Ohms 線圈電流:167 mA 切換電壓:400 V 安裝風(fēng)格:Chassis 觸點(diǎn)材料: |
| EV250-2B | 功能描述:通用繼電器 1FormA SPST-NO PNL RoHS:否 制造商:Omron Electronics 觸點(diǎn)形式:1 Form A (SPST-NO) 觸點(diǎn)電流額定值:150 A 線圈電壓:24 VDC 線圈電阻:144 Ohms 線圈電流:167 mA 切換電壓:400 V 安裝風(fēng)格:Chassis 觸點(diǎn)材料: |
| EV250-4A-01 | 功能描述:通用繼電器 RELAY SPST-NO RoHS:否 制造商:Omron Electronics 觸點(diǎn)形式:1 Form A (SPST-NO) 觸點(diǎn)電流額定值:150 A 線圈電壓:24 VDC 線圈電阻:144 Ohms 線圈電流:167 mA 切換電壓:400 V 安裝風(fēng)格:Chassis 觸點(diǎn)材料: |
| EV250-4A-02 | 制造商:TE Connectivity 功能描述: |
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