| c. Environmental Specificaons as per JSS55555 |
| Test |
Test Condition |
| Visual Examinaon Vibraon |
At room temperature |
| AS per Test No.28 JSS5555 |
| Frequency : 5 to 350 Hz ± 6 mm constant displacement |
| Or 20 m/s2 constant acceleraon Whichever is the lesser |
| Duration : 2Hrs per Axis |
| High temperature (Operational) |
Temp. : 60⁰C ± 3, Duration: 16 Hrs. |
| High temperature (Storage) |
Temp. : 70⁰C ± 3 Duration: 16 Hrs |
| Low temperature (Operational) |
Temp. : -30⁰C ± 3, Duration: 16 Hrs |
| Low temperature (Storage) |
Temp. : -40⁰C ± 3 Duration: 16 Hrs |
| Altude Test |
Temp.: - 30⁰ C ± 3 |
| Pressure: Equivalent to 5500meter Altude: 5500 meter. |
| Duraon : 16 hours |
| Tropical Exposure |
The temp of chamber shall be maintained at temp: 23 ±2°C and
50 ±5 %RH Maintain above condions for 24 Hours. |
| 1. Adjust chamber temp to +30° C ±3°C & RH 95 %. |
| 2. Raise the temp of chamber 60°C±3°C in 2- Hrs. |
| 3. Maintain the above condions for 6 Hrs. |
| 4. Decrease the chamber temp to +30° C ±3°C in 8 Hrs. |
| 5. Maintain the above condions for 8 Hrs. Steps 1 to 5 constutes 1 cycle of 24 Hrs. |
| No. of Cycles:14 |
| Dust |
Temp: 40°C ± 3, RH : < 50% |
| Duration :1 Hrs. |
Mould Growth
(On Material sample) |
Temp :29⁰ C ± 1 RH: ≥ 90% |
| Duration : 28days |
Corrosion Test
(On Material sample) |
Exposed to salt mist: 2 hrs. followed by storage at 35+ 2˚C, |
| RH 90-95% ; |
| Period for 1 cycle: 7 days; |
| Total 4 cycles (28 days) |
| Drop Test |
Height of drop : 1000mm Total drops: 10 |
| (Each drop on edge, corner and face) |
| Bump |
Peak acceleraon : 400m/s2 ± 10% Pulse duraon :6m sec,
½ sine pulse Frequency of Bump: 1 to 3 bumps/sec No of bumps : 4000 |
| Rain Test |
Rain fall rate:250mm / hr. Flow Rate: 450± 45 lit/hr |
| Stac Pressure: 200 kPa±15% Duraon: 1Hr |
| Visual Examination |
At room temperature |
| Vibration |
AS per Test No.28 JSS5555 |
| Frequency : 5 to 350 Hz ± 6 mm constant displacement |
| Or 20 m/s2 constant acceleraon Whichever is the lesser. |
| Duration : 2Hrs per Axis |
