2JS15-1 Hybrid Delay Relays

  • This product is a standard type 1 (action) delay, hybrid delay relay, the shape meets the requirements of the series of space delay relay series. It has the characteristics of small size, wide applicable voltage range, resistance to harsh environment, resistant to transient and instantaneous power failure of power supply. The delay is stable within the specified temperature range and the accuracy is high. Laser welding is used. It can be used for time program control of aerospace, aviation and ground equipment control systems.


2JS15-1 Hybrid delay Relays

Environmental Characteristics

No. Item Environmental Characteristics
1 Quality Grade Military (Ⓙ) KJ Aerospace
II Class IV class
2 Ambient temperature -55℃ ~ 125℃
3 Low air pressure 0.67 kPa~0.27 kPa
4 Sinusoidal vibration 10Hz~2000Hz, 147 m/s2 10Hz~2000Hz,196 m/s2
5 Random vibration —— 20(m/s2)2/Hz
6 Shock 490 m/s2,11ms 735 m/s2, 6ms
7 Constant acceleration 490 m/s2 735 m/s2
Order Mark RY4.546.028JT:2JS15-1/II 28 B

Note: When ordering, please specify the environment category, mounting style and delay accuracy.

Q/RY.J01126-2007: J1513/RY.J01126-Y/2 2 2JS15-1 CASTPS06/021-2006



Main Specifications

Quality grade Military (Ⓙ) KJ Aerospace
Delay type Type 1 (action delay)
Rated operating voltage 28Vd.c.
Operating voltage range 24Vd.c.~32Vd.c. 25Vd.c.~32Vd.c. 24Vd.c.~32Vd.c.
Input current ≤100mA
Delay range 0.04s ~ 500s (expandable)
Delay accuracy ±2%(T>0.5s)






Recycling Time ≥500ms
Rated load 28Vd.c., 5A (resistive)
Output form DPDT
life 1 × 104 times or 50 h 1×104 or 1000h 1×104 or 500h
Contact resistance Initial: ≤0.1Ω;

After life: ≤0.2Ω

Initial: ≤0.05Ω;

After life: ≤0.2Ω

Initial: ≤0.05Ω;

After life: ≤0.1Ω

Insulation resistance ≥100MΩ, 500Vd.c. ≥500MΩ, 500Vd.c.
Dielectric withstand voltage 500Vr.m.s.,60s, 1mA 500Vr.m.s., 60s, 0.5mA 500Vr.m.s.,60s, 1mA
Leak rate ≤1×10-1 Pa.cm3/s ≤1×10-2 Pa.cm3/s
Weight ≤39g ≤40g ≤45g
Dimensions 26mm×13.5mm×26mm
Mounting style A(0), B(3), C(2), D(4) A(0), B(3), C(2) B(3), C(2)


Mechanical drawings
  2JS15 1 Mounting Style A 0 - 2JS15-1 Hybrid Delay Relays 2JS15 1 Mounting Style B 3 - 2JS15-1 Hybrid Delay Relays 2JS15 1 Mounting Style C 2 - 2JS15-1 Hybrid Delay Relays 2JS15 1 Mounting Style D 4 1 - 2JS15-1 Hybrid Delay Relays
Mounting Style A (0) Mounting Style B (3) Mounting Style C (2) Mounting Style D (4)
Note Vibration sensitive direction: Horizontal


Timing Diagram Circuit drawing Load characteristic diagram
2JS15 1 Timing Diagram 2 - 2JS15-1 Hybrid Delay Relays 2JS15 1 Circuit drawing 2 - 2JS15-1 Hybrid Delay Relays 2JS15 1 Load characteristic diagram 1 - 2JS15-1 Hybrid Delay Relays