3KY-2 Fuse Switch

  • The switch is suitable for systems that use mechanical pull-off force as the separation command.
  • Output to connector through wire.
  • The switch withstands high temperatures up to 360 °C.
  • The switch is mounted with M56 × 1 threaded.
Category:

Specifications

Characteristics Parameter
Quality Grade Military Products (Ⓙ)
Operating Temperature -55°C ~ 60°C (360°C, 10 min)
Alternating Damp Heat Test 30°C ~ 60°C, 95%
Low Pressure Test 10.290 kPa
Random Vibration 10 Hz ~ 280 Hz 280 Hz ~ 355 Hz 355 Hz ~ 560 Hz 560 Hz ~ 710 Hz 710 Hz ~ 840 Hz 840 Hz ~ 1050 Hz 1050 Hz ~ 1400 Hz 1400 Hz ~ 2000 Hz
7 (m/s2)2/Hz 30 (m/s2)2/Hz 15 (m/s2)2/Hz 77 (m/s2)2/Hz 15 (m/s2)2/Hz 100 (m/s2)2/Hz 56 (m/s2)2/Hz 28 (m/s2)2/Hz
Shock 1500 m/s2
Acceleration 300 m/s2
Circuitry 1 NO, 1 NC and SPDT
Weight ≤ 600 g
Connection Types J599/20SB35PN receptacle
Axial Fastening Strength 300 N ± 100 N
Axial Separation Force 270 N ± 50 N
45° Separation Force 220 N ~ 500 N
Electrical Life 1000 cycles

Electrical Ratings

Contact Rating 28.5 Vd.c., 5 A
Contact Resistance ≤ 0.1 Ω
Insulation Resistance ≥ 300 MΩ
Dielectric Withstanding Voltage ≥ 500 Vr.m.s.

Dimension

Circuit Diagram

3KY 2 dimension 3KY 2 circuit diagram

Order Mark

3KY-2
Part Number Quality Grade

Technical specification: RY3.604.024JT

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