2JGXM-2 Small General-Purpose Relay
Environmental Characteristics
| No. | Parameter | Environmental Specification | |||||
| 1 | Quality Grade | Ⓙ, G | G+ | GJB | J/K | ||
| II | IV | ||||||
| 2 | Temperature Range | (℃) | -55~85 | -65~105 | |||
| 3 | Relative Humidity | (40±2) ℃, 90%~95% | |||||
| 4 | Low Pressure | (kPa) | 0.67~0.27 | 4.39 | |||
| 5 | Sinusoidal Vibration | (Hz) | 10~2000 | ||||
| (m/s2) | 150 | 196 | 147 | 196 | |||
| 6 | Random vibration | (m/s2)2/Hz | 10 | 20 | 10 | 20 | |
| 7 | Shock | (m/s2) | 500 | 735 | 490 | 735 | |
| 8 | Constant Acceleration | (m/s2) | 500 | 735 | 490 | 735 | |
Main Characteristics
(The following table list GJB, J / K product indicators, other quality levels, please refer to their respective specifications)
| Contact Arrangement | DPDT | Operating Time (ms) | ≤15 | ||
| Coil Power (W) | 3.4 | Release Time (ms) | ≤6 | ||
| Leak Rate (Pa.cm3/s) | ≤1×10-2 | Load Ratings | Resistive I | 12A,28V d.c. | |
| Contact Resistance(Ω) | Initial | ≤0.05 | Resistive II | 6A,28V d.c. | |
| After Life | ≤0.1 | Inductive | 1A,28V d.c.,200mH | ||
| Insulation Resistance (MΩ) | Normal | ≥10000(100Vd.c.) | electric motor | 0.5A,28V d.c. | |
| High Temp./Humidity | ≥100(100Vd.c.) | Low level | 10~50 µA, 10mV~50mV | ||
| Dielectric Strength
(50Hz) |
Normal | ≥500 | Life Time (Cycles) |
Resistive I: 1×104 Resistive II: 1×105 |
|
| Low pressure | ≥350 | ||||
| Weight (g) | ≤52 | Overload rating | 24A,28V d.c. | ||
| Failure rate | L level | ||||
Electrical Specification
(Note: The values before the brackets in the table are the operating voltages of the GJB and J/K products, and the operating voltages of the other quality grades are in the brackets.)
| Specification No. | Coil Voltage (V d.c.) | 25℃ | Overall Temperature Range | ||||
| Normal | Max | Coil resistance
(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) |
|
| 015 | 15 | 17 | 60±6 | 9 | 1.2 | 12.5 | 0.5 |
| 028 | 28 | 30 | 210±21 | 16 | 2 (2~7) | 23 | 1 |
Dimensions |
|
 |
 |
| Mounting Style B (3) | Mounting Style C (2) |
| Note: Vibration sensitive direction: Horizontal | |
Circuit Diagram |
Resistive Load Diagram |
 |
 |
Order Mark
- National military standard product:
Example: J2888/RY20015-028 L/22 2JGXM-2
| J | 2888 | / | RY20015 | – | 028 | L | / | 2 | 2 | 2JGXM.2 |
| Military sign | General specification | Detailed specification No. | Coil voltage | Failure rate | Mounting style | Terminal type | Product number |
Detailed specification: Q/RY20015-2002
- J/K grade product:
Example: J2888/RY20049-028 L/22 2JGXM-2
| J | 2888 | / | 20049 | – | 028 | L | / | 2 | 2 | 2JGXM.2 |
| Military sign | General specification | Detailed specification No. | Coil voltage | Failure rate | Mounting style | Terminal type | Product number |
Detailed specification： Q/RY20049-2003
- G+ grade military product:
Example: 2JGXM-2/II28 C
| 2JGXM-2 | / | II | 28 | C |
| Product number | Environmental rating | Coil voltage | Mounting style |
Detailed specification: Q/RYJ0132A-99
- G grade military product:
Example: 2JGXM-2/II28 C
| 2JGXM-2 | / | II | 28 | C |
| Product number | Environmental rating | Coil voltage | Mounting style |
Detailed specification: Q/RYJ0104-90
