Description
Attenuating Earplug
The CRS-AEP is a comfortable re-usable noise attenuating earplug which can be used with any of the CRS Accessoires airtube range:
CRS-LAT
CRS-LATM
CRS-SAT
Part No: CRS-AEP
- Test Conditions
| Standard Test Conditions | Test Conditions: Normal temperature: 10 – 35°C Normal humidity: 45 – 80%
If uncertainty arise in data, the test condition should be: Normal temperature: 20 ± 2°C Normal humidity: 60 – 70%
|
| Work Environment Conditions | Working Environment Conditions:
Environment temperature: -20 – 55°C Relative humidity: 45 – 90% Atmospheric pressure: 86kPa – 106kPa
|
| Storage Environment Conditions | Storage Environment Conditions:
Environment temperature: -40 – 70°C Relative humidity: ≤96% Atmospheric pressure: 86kPa – 106kPa
|
2. Product Outline
| Material | Polyurethane |
| Weight | 0.6g |
| Dimensions | Φ12*20mm |
| Electric elements | Noise attenuation rate: 25dB |
3. Reliability Testing
| Storage/Low Temperature Test | Temperature: 25±5°C Humidity: 70% Duration: 48h |
| Storage/High Temperature Test | Temperature: 75±5°C Humidity: 70% Duration: 48h |
| Pulling Test | Load: 200g The plug itself won’t be apart from the black PB tube |
| Rebounding Test | Impose 1000g weight on plug vertically for 5 seconds, the rebounding time is 30 – 60 seconds |
