Tender For supply, installation and commissioning of automatic fall prevention device, make- tractel, m odel-blocfor-20 or similar with full body harness & anchorage device model uee 307 b or similar. detaile d specification as per annexure-i attached. testing & calibration certificate (as per norms) should be submi tted by oem from nabl accredited lab. [ warranty period: 30 months after the date of delivery ]