Commissioning services mean a complex of works on the Customer’s site(s). Below is a list of works covered by commissioning of the PLC communication equipment:
1. Measurement of parameters of PLC connection devices before installation.
1.1. Measurement of PLC rejector parameters
1.2. Measurement of parameters of the coupling capacitor.
1.3. Measuring the parameters of the filter attachment.
1.4. Measurement of separation filter parameters (if necessary).
1.5. Measurement of parameters Coax cable.
2. Measurement of parameters of the PLC path at the end of construction and installation work.
2.1. Measurement of the attenuation of the PLC path in the frequency band of the elements of the PLC processing.
2.2. Measurement of attenuation inconsistencies in the frequency band of elements of the PLC processing.
2.3. Measurement of noise and interference in the frequency band of the PLC processing elements.
3. Visual inspection and installation check
3.1. Visual inspection: the integrity of the design of the cabinet and equipment mounted in the cabinet.
3.2. Verification of compliance with the equipment completeness equipment specification (contractual, project).
3.3. Verifying the correct installation of equipment.
3.4. Check for proper connection of power and ground cables.
3.5. Verification of the correctness of the connection of external connections (Coax cable, communication cables, data, relay protection devices and automation, alarm signaling).
4. Measurement of parameters of the PLC line
4.1. PLC link attenuation measurement in the frequency band of the PLC communication equipment.
4.2. Measurement of attenuation inconsistencies in the frequency band of the PLC communication equipment.
5. Turn on hardware
5.1. Checking the voltage of the power sources at the equipment power supply inputs.
5.2. The inclusion of equipment.
5.3. Check the correctness of the inclusion of equipment.
5.4. Check control equipment.
6. Local tests
6.1. Checking power source parameters.
6.2. Read hardware configuration.
6.3. Configuring HF communication equipment in accordance with project documentation
6.4. Adjustment and testing of the transmitter.
6.5. Adjustment and testing of the receiver.
6.6. Alarm threshold adjustment.
7. Comprehensive tests
7.1. Adjustment and comprehensive testing of telephony channels.
7.2. Adjustment and comprehensive testing of remote control channels.
7.3. Adjustment and comprehensive testing of digital channels.
7.4. Adjustment and comprehensive testing of the Relay Protection command transfer system.
8. Executive documentation
8.1. Preparation of measurement protocols for high-frequency connection devices prior to installation.
8.2. Preparation of a passport for the RF path in the frequency band of the RF processing elements.
8.3. Preparation of protocols for acceptance tests of HF communication equipment.
8.4. Listing or saving on electronic media configuration, status and internal registrar.
8.5. Preparation of the Act of the executed works.
