 | Charles M. Davis - 1893 - 162 стор.
...device, readily attachable, to afford easy means of testing where the station operates continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the... | |
 | Russell Robb - 1896 - 208 стор.
...continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the association having jurisdiction. A " series circuit " is one in which everything in the circuit, —... | |
 | Nehemiah Hawkins - 1896 - 570 стор.
...continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the association having jurisdiction. 8. MOTORS : a. Must be wired under the same precautions as with a... | |
 | Nehemiah Hawkins - 1896 - 568 стор.
...device, readily attachable, to afford easy means of testing where the station operates continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the... | |
 | Earle Abbott Merrill - 1896 - 222 стор.
...device, readily attachable, to afford easy means of testing where the station operates continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the... | |
 | Earle Abbott Merrilol - 1896 - 232 стор.
...device, readily attachable, to afford easy means of testing where the station operates continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the... | |
 | Russell Robb - 1896 - 208 стор.
...device, readily attachable, to afford easy means of testing where the station operates continuously. c. Data obtained from all tests must be preserved for examination by insurance inspectors. These rules on testing to be applied at such places as may be designated by the... | |
 | Horatio Alvah Foster - 1901 - 1018 стор.
...are preferable. Ground wires from detectors must not be attached to gas-pipes within the building. b. Where continuously indicating detectors are not feasible,...must be preserved for examination by the Inspection Deptrtment having jurisdiction. These rules on testing to be applied at such places as may be designated... | |
 | Harry Cooke Cushing - 1902 - 204 стор.
...are preferable. Ground wires from detectors should not be attached to gas pipes within the building. Where continuously indicating detectors are not feasible,...the circuits should be tested at least once per day (see page 46), and preferably oftener. Data obtained from all tests should be preserved for examination.... | |
 | American School (Lansing, Ill.) - 1903 - 320 стор.
...are preferable. Ground wires from detectors should not be attached to gas pipes within the building. Where continuously indicating detectors are not feasible,...the circuits should be tested at least once per day. Data obtained from all tests should be preserved for examination. Storage or Secondary Batteries should... | |
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All circuits must be provided with reliable ground detectors. Detectors which indicate continuously, and give an instant and permanent indication of a ground are preferable. Ground wires from detectors must not be attached to gas pipes within the building. 
