EA2-3NU 查看數據表（PDF） - KEMET

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EA2-3NU

Miniature Signal Relays

KEMET 

Miniature Signal Relays – EA2/EB2 Series

Contact Specifications

Item

EA2/EB2

Contact Form

Contact Material

Contact Ratings

Minimum Contact Ratings

Initial Contact Resistance

Operating Time (excluding bounce)

Release Time (excluding bounce)

Insulation Resistance

Withstand Voltage

Shock Resistance

Vibration Resistance

Ambient Temperature

Coil Temperature Rise

Running Specifications

Weight

Maximum Switching Power

Maximum Switching Voltage

Maximum Switching Current

Maximum Carrying Current

Between Open Contacts

Between Adjacent Contacts

Between Coil and Contacts

Non-load

Load

2 Form C

Silver alloy with gold alloy overlay

30 W, 62.5 VA

220 VDC, 250 VAC

1A

2A

10 mVDC, 10 µA*1

75 mΩ maximum (initial)

Approximately 2 milliseconds

Approximately 1 millisecond

1,000 MΩ @ 500 VDC

1,000 VAC (for one minute), 1,500 V surge (10 x 160 µs)*2

1,000 VAC (for one minute), 1,500 V surge (10 x 160 µs)*2

1,000 VAC (for one minute), 1,500 V surge (10 x 160 µs)*2

735 m/s2 (75 G) – misoperation

980 m/s2 (100 G) – destructive failure

10 to 55 Hz, double amplitude 3 mm (20 G) – misoperation

10 to 55 Hz, double amplitude 5 mm (30 G) – destructive failure

-40 to +85°C

18°C at nominal coil voltage (140 mW)

1 x 108 operations (Non-latch type)*3

1 x 107 operations (Latch type)

50 VDC 0.1 A (resistive), 1 x 106 operations @ 85°C, 5 Hz

10 VDC 10 mA (resistive), 1 x 106 operations @ 85°C, 2 Hz

Approximately 1.5 g

*1 This value is a reference value in the resistance load. Minimum capacity changes depending on the switching frequency, environment temperature, and load.

*2 Rise time: 10 µs; decay time to half crest: 160 µs.

*3 This shows the number of operations with fatal defects. Stable characteristics are maintained for 1 x 107 operations.

Coil Specifications

Nominal Coil Voltage

(VDC)

3

4.5

5

12

24

1 Test by pulse voltage.

Coil Resistance

(Ω) ±10%

64.3

145

178

1028

2880

Non-latch Type (@ 20°C)

Operating Voltage1

(VDC)

2.25

3.38

3.75

9.0

18.0

Release Voltage1

(VDC)

0.3

0.45

0.5

1.2

2.4

Nominal Operating

Power (mW)

140

140

140

140

200

© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com

R7001_EA2_EB2 • 2/27/2014 6

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