bids are invited for custom bid for services - part a testing and calibration of c2c3 protection relays and lumpsum amount shall be quoted including gst for 36 months for all the items mentioned in section vi sow annex a table 1 , custom bid for services - part b testing and calibration of lpg protection relays and lumpsum amount shall be quoted including gst for 36 months for all the items mentioned in section vi sow annex a table 2 , custom bid for services - part c testing and calibration of hvj protection relays and lumpsum amount shall be quoted including gst for 36 months for all the items mentioned in section vi sow annex a table 3 , custom bid for services - part d testing and calibration of township protection relays and lumpsum amount shall be quoted including gst for 36 months for all the items mentioned in section vi sow annex a table 4 total quantity :