4JB2-2 Magnetic Latching Relays

  • The relay is a 1/2 crystal cover standard volume product. Its function and performance are fully integrated with international similar products. It has the characteristics of small size, low power consumption and high environmental level and can be used for aerospace, aviation, and ground equipment switching circuit and signal transmission.

Description

4JB2-2 Magnetic Latching Relays

Environmental Characteristics

No. Parameter Environmental Specification
1 Quality Grade Ⓙ, G
II IV
2 Temperature (℃) -55~85 -65~125
3 Relative Humidity (40±2) ℃, 90%~95%
4 Low Pressure (KPa) 0.67~0.27
5 Sinusoidal vibration (Hz) 10~2000 10~3000
(m/s2) 147 196 294
6 Shock ((m/s2)/Hz) 490 735 980
7 Constant Acceleration (m/s2) 490 735 980

 

Main Characteristics

Contact arrangement 4 PDT Operate Time (ms) ≤5
Coil Power (W) ≤0.52 Release Time (ms)
Leak Rate(Pa.cm3/s) ≤1×10-3 Contact

Load

Resistive 2A,28Vd.c.
Contact Resistance (Ω) Initial ≤0.05 Low level 10μA~50μA,

10mV~50mV

After life ≤0.15 Life cycle 5×104
Insulation resistance (MΩ) Normal ≥500 (500Vd.c.) Overload rating

Resistive,4A,28Vd.c.,

100 cycles

High Temp./humidity ≥10 (500Vd.c.)
Dielectric withstand voltage (50Hz) Normal 500 Vr.m.s Weight (g) ≤12
Low pressure 250 Vr.m.s

 

Electrical Specification

Coil voltage 25℃ Overall Temperature range
Rating Coil resistance (1±10%) Ω Operating voltage (max.) Release voltage (min.) Operating voltage (max.) Release voltage (min.)
6 70 3.8 5.0
12 280 7.5 10.0
28 1500 18.0 23.0

 

Dimensions
Mounting style: A (0) Mounting style: B (3) Mounting style: C (1)
Note: Vibration sensitive direction: Vertical

 

Circuit Diagram Resistive Load Diagram

 

Order Mark

  • Quality classic compliance with environmental rating

Example: 4JB2-2/IV28 B

4JB2-2 / IV 28 B
Product Number Environmental level Coil voltage Mounting style

 

  • Quality level (not in accordance with environmental level)

Example: 4JB2-2-28 B

4JB2-2 28 B
Product Number Coil voltage Mounting style

Detailed specification: RY4.521.100JT