2JT2-3 Ultra-small General-Purpose Relay

  • The relay meets the requirements of GJB2888 general specification and GJB2888/2-2011 single specification. The products have mature production technology and stable quality. They are widely used in aerospace, aviation and other electronic and electrical equipment, mainly used as switching circuits and transmission signals.

Description

2JT2-3 Ultra-small General-Purpose Relay

Environmental Characteristics

No. Parameter Environmental Specification
1 Quality Grade Ⓙ, G G+ J/K GJB
II IV
2 Temperature Range (℃) -55~85 -55~105 -55~125 -65~125
3 Relative Humidity (40±2) ℃, 90%~95%
4 Low Pressure (kPa) 1 0.27~0.013 0.67~0.13 4.39
5 Sinusoidal Vibration (Hz) 10~2000 10~3000
(m/s2) 147 196 294
6 Random vibration (m/s2)2/Hz 10 20 30
7 Shock (m/s2) 490 735 980
8 Constant Acceleration (m/s2) 490 735 980

 

Main Characteristics

(The following table list GJB product indicators, other quality levels, please refer to their respective specifications)

Contact Arrangement DPDT Operating Time (ms) ≤5
Coil Power (W) ≤0.58 Release Time (ms) ≤5
Leak Rate (Pa.cm3/s) ≤1×10-3 Load Ratings Resistive 2A, 28V d.c.
Contact Resistance(Ω) Initial ≤0.05
After Life ≤0.1 Inductive 0.2A, 28V d.c., 200mH
Insulation Resistance (MΩ) Normal ≥10000(100Vd.c.) Lamp 0.2A, 28V d.c.
High Temp./Humidity ≥100(100Vd.c.) Low level 10~50 µA, 10mV~50mV
Dielectric Strength (50Hz) Normal ≥500 Life Time (Cycles) 1×105
Low pressure ≥350
Weight (g) Terminal type 1: ≤4.8

Terminal type 7: ≤5.2

Overload rating

Resistive, 4A, 28V d.c.,

100 cycles

Failure rate M level

 

Electrical Specification

(Note: The values before the brackets in the table are the operating voltages of the J/K products, and the operating voltages of the other quality grades are in the brackets.)

Coil Voltage (V d.c.) 25 ℃ Overall Temperature Range
Rating Coil resistance

(1±10%) Ω

Operating Voltage V d.c. (max) Release Voltage V d.c. (min) Operating Voltage V d.c. (max) Release Voltage V d.c. (min)
5 64 3.5 0.3(0.4) 4.4 0.1 (0.2)
9 200 6.0 0.8 7.8 0.2 (0.3)
12 300 8.0 1.0 10.0 0.4
18 800 13.0 1.2 15.5 0.6
24 1350 15.5 (16.5) 1.7 19.5 (20.5) 0.8
28 (Exclusive) 1350 16.5 2.0 20.5 0.9
28 2000 18.0 2.0 24.0 (23.0) 1.0

 

Dimensions
Mounting Style A(0) Mounting Style C(2) Mounting Style B (3)
Note: Vibration sensitive direction: Horizontal

Terminal type code L(mm)
1 5
7 38

 

Circuit Diagram Resistive Load Diagram

 

Order Mark

  • GJB standard product:

Example: J65/RY20064-028 M/01 2JT2-3

J 65 / RY20064 028 M / 0 1 2JT2-3
Military sign General specification Detailed specification number Coil voltage Failure rate Mounting style Terminal form Product number

Detailed specification: ZZR-Q/RY20064-2006

 

  • J/K grade product:

Example: J65/RY20042-028 L/01 2JT2-3

J 65 / RY20042 028 L / 0 1 2JT2-3
Military sign General specification Detailed specification number Coil voltage Failure rate Mounting style Terminal form Product number

Detailed specification: Q/RY20042-2003

 

  • J, G, G+ grade products:

Example: 2JT2—3/IV 28B Quality level (in accordance with environmental level)

2JT2—3 / IV 28 B
Product number Environmental rating Coil voltage Mounting style

G+ grade specification: Q/RYJ0144-99

J, G grade specification: RY4.521.093JT