1JSD-5 Hybrid Delay Relays

  • This product is a Type 2B (release delay) hybrid time delay relay. It has the characteristics of stable performance, harsh environmental conditions and stable delay within the specified temperature range. It can be used in the control system of navigation, aviation and ground equipment.


1JSD-5 Hybrid delay Relays

Environmental Characteristics

No. Item Environmental conditions
1 Ambient temperature -55 °C ~ 85 °C
2 Low air pressure 0.67 kPa ~ 0.13kPa
3 Relative humidity 40°C±2°C, 90%~95%
4 Sinusoidal vibration 10Hz~2000Hz, 147 m/s2
5 Shock 490 m/s2, 11ms
6 Constant acceleration 490 m/s2
Order mark RY4.513.000JT: 1JSD-5/28

Note: The accuracy of the delay and the installation method should be stated when ordering.


Main Specifications

Delay type 2B (release delay) life 1 × 104 times
Rated operating voltage 28 Vd.c. Contact resistance ≤0.08Ω Initial

≤0.15Ω after life

Operating voltage range 25Vd.c.~31Vd.c. Insulation resistance ≥100MΩ, 250Vd.c
Input current ≤25mA Dielectric withstand voltage 250Vr.m.s., 60s, 1mA
Delay range 0.2s to 180s (expandable) Output form DPDT
Delay accuracy +16 %; ±16 % Weight ≤115g
Recycling Time ≥60s Dimensions 32.5mm × 22.5mm × 47mm
Rated load 28 Vd.c., 2A (resistive) Mounting method C(2)


Mechanical drawings

Installation method: C

(Installation method: 2)

Note: Vibration sensitive direction: lateral

Timing Diagram Circuit drawing Load characteristic diagram

Note The external resistance method can be used to adjust the delay time between the 6 and 7 leads.