KDA SERIES

RELAY – NONLATCH

3PST/NO +AUX, 25 AMP

2 / 5

COIL CHARACTERISTICS (Vdc)

GENERAL CHARACTERISTICS

Unless otherwise noted, the specified temperature range applies to all relay characteristics.

Vac 400 Hz

Vac 50 thru 400 Hz

Vac 400 Hz

CODE

E

F

J

K

T [11]

Nominal operating voltage

28

115

28

115

230

Maximum operating voltage

30

122

30

122

248

Maximum pickup voltage

- Cold coil at +125° C

22

90

23

95

180

- During high temp test at +125° C

24.4

95.4

24.6

100

185

- During continuous current test at +125° C

25.6

103.5

25.9

105

195

Maximum drop-out voltage

10

30

10

30

60

Coil current maximum milliAmperes at +25° C

225

40

120

28

22

Temperature range

-70°C to +125°C

Minimum operating cycles (life) at rated load

50,000 [3]

Minimum operating cycles (life) at 25% rated load

200,000

Dielectric strength at sea level

- All circuits to ground and circuit to circuit

1250 Vrms

- Coil to ground

1000 Vrms [4]

Dielectric strength at altitude 80,000 ft

500 Vrms [5]

Insulation resistance

- Initial (500 Vdc)

100 M Ω min

- After environmental tests (500 Vdc)

50 M Ω min

Sinusoidal vibration (A, D, E and W mounting)

0.12 d.a. / 10 to 70 Hz

30G / 70 to 3000 Hz

Sinusoidal vibration (J mounting)

0.12 d.a. / 10 to 57 Hz

20G /57 to 3000 Hz

Random vibration

- Applicable specification

MIL-STD-202

- Method

214

- Test condition – A, D and E mounting

1G (0.4G2/Hz, 50 to 2000 Hz)

- Test condition – G and J mounting

1E (0.2G2/Hz, 50 to 2000 Hz)

- Duration

15 minutes each plane

Shock (A, D, E and W mounting)

200G / 6 ms

Shock (J mounting)

100G / 6 ms

Maximum contact opening time under vibration and shock

10 μs

Operate time at nominal voltage @25°C

20 ms max

Release time at nominal voltage @25°C

50 ms max

Contact make bounce at nominal voltage

-

Power contacts@25°C

1 ms max

-

Auxiliary contacts @25°C

4 ms max

Contact release break bounce at nominal voltage @25°C

0.1 ms max [8]

Weight maximum

0.188 lb