KCA-E4E Leach International, KCA-E4E Datasheet - Page 2

• Manufacturer Part Number: KCA-E4E
• Description: Electromechanical Relay 3PDT 25A 28VAC Flange Mount
• Manufacturer: Leach International
• Type: Non Latching Relayr

Specifications of KCA-E4E

• Contact Arrangement: 3PDT
• Coil Current: 225 mA
• Mounting: Flange Mount

GENERAL CHARACTERISTICS
Unless otherwise noted, the specified temperature range applies to all relay characteristics.
COIL CHARACTERISTICS
CODE
Nominal operating voltage
Maximum operating voltage
Maximum pickup voltage
- Cold coil at +125° C
- During high temp test at +125° C
- During continuous current test at +125° C
Maximum drop-out voltage
Coil current maximum milliAmperes at +25° C
Temperature range
Minimum operating cycles (life) at rated load
Minimum operating cycles (life) at 25% rated load
Dielectric strength at sea level
- All circuits to ground and circuit to circuit
- Coil to ground
Dielectric strength at altitude 80,000 ft
Insulation resistance
- Initial (500 Vdc)
- After environmental tests (500 Vdc)
Sinusoidal vibration (A, D, E and W mounting)
Sinusoidal vibration (J mounting)
Random vibration
- Applicable specification
- Method
- Test condition - A, D and E mounting
- Test condition - G and J mounting
- Duration
Shock (A, D, E and W mounting)
Shock (G and J mounting)
Maximum contact opening time under vibration and shock
Operate time at nominal voltage@25°C
Release time at nominal voltage@25°C
Contact make bounce at nominal voltage@25°C
Contact release break bounce at nominal voltage@25°C
Weight maximum
Date of issue: 0710
Vac 400 Hz
E
28
30
22
24.4
25.6
10
225
- 155 -
F
115
122
90
95.4
103.5
30
40
Vac 50 thru 400 Hz
J
28
30
23
24.6
25.9
10
120
-70°C to +125°C
50,000 [2]
200,000
1250 Vrms
1000 Vrms
500 Vrms [4]
100 M
50 M
0.12DA / 10 to 70 Hz
30G / 70 to 3000 Hz
0.12DA / 10 to 57 Hz
20G /57 to 3000 Hz
MIL-STD-202
214
1G (0.4G
1E (0.2G
15 minutes each plane
200G / 6 ms
100G / 6 ms
10 µs
20 ms max
50 ms max
1 ms max
0.1 ms max
0.188lb
min
2
min
2
/Hz, 50 to 2000 Hz)
/Hz, 50 to 2000 Hz)
K
115
122
95
100
105
30
28
SERIES KCA
Vac 400 Hz
T
230
248
180
185
195
60
22
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