This national standard specifies technical requirements, test method, marking and packing of helical fittings for OPGW.
This Standard is applicable to helical suspension clamps, tension clamps and dampers for optical fiber ground wires.
Foreword I 1. Scope 2. Normative references 3. Abbreviation 4. Product classification and technical requirements 4.1 Suspension clamps 4.2 Tension clamps 4.3 Dampers 4.4 Brandish-proof fittings 5. Test items 5.1 Suspension clamp 5.2 Tension clamps 5.3 Dampers 5.4 Brandish-proof fittings 5.5 Items list of fittings type approval test for OPGW 6. Test method 6.1 Optical signal attenuation measurement 6.2 Tension test 6.3 Breeze vibration fatigue test 6.4 Brandish fatigue test 6.5 Damping test 6.6 Vertical load test and turning angle test 6.7 Suspension clamp grip test 7. Acceptance inspection 7.1 Type approval test 7.2 Routine test 7.3 Referee test 8. Marking and packing Annex A (Normative) Breeze Vibration Fatigue Test Annex B (Normative) Brandish Fatigue Test Annex C (Informative) Suspension Clamp of OPGW Annex D (Informative) Tension Clamps of OPGW
This national standard specifies technical requirements, test method, marking and packing of helical fittings for OPGW.
This Standard is applicable to helical suspension clamps, tension clamps and dampers for optical fiber ground wires.
Contents of DL/T 766-2003
Foreword I
1. Scope
2. Normative references
3. Abbreviation
4. Product classification and technical requirements
4.1 Suspension clamps
4.2 Tension clamps
4.3 Dampers
4.4 Brandish-proof fittings
5. Test items
5.1 Suspension clamp
5.2 Tension clamps
5.3 Dampers
5.4 Brandish-proof fittings
5.5 Items list of fittings type approval test for OPGW
6. Test method
6.1 Optical signal attenuation measurement
6.2 Tension test
6.3 Breeze vibration fatigue test
6.4 Brandish fatigue test
6.5 Damping test
6.6 Vertical load test and turning angle test
6.7 Suspension clamp grip test
7. Acceptance inspection
7.1 Type approval test
7.2 Routine test
7.3 Referee test
8. Marking and packing
Annex A (Normative) Breeze Vibration Fatigue Test
Annex B (Normative) Brandish Fatigue Test
Annex C (Informative) Suspension Clamp of OPGW
Annex D (Informative) Tension Clamps of OPGW
