| 摘要 |
PROBLEM TO BE SOLVED: To easily perform the connection, removal, etc., of a solar battery module even if the user is not an electric worker, at installation, maintenance, etc., of a photovolatic power generation system. SOLUTION: For the first jack 5 of a plug socket 13, the tubular plug body 31 of the first plug 3 in a connection cable 2 can be inserted, and the plug terminal 51 of a solar battery module is built in, and a lock projection 51 a capable of engagement with the groove to be locked of the tubular plug body 31 is made. For a second jack 6, the pin-shaped plug body 41 of the second plug 4 in the connection cable 2 can be inserted, and the minus terminal 61 of the solar battery module is built in, and a lock projection 61a capable of engagement with the groove 41a to be locked of the pin-shaped plug body 1 is made. The lugs 32 and 42 of the first and second plugs 3 and 4 has proper elasticity, and the tip faces 32a and 42a are kept in condition that they are stuck fast by proper face pressure to the casing 13a of the plug socket 13 by the engagement between the grooves 31a and 41a to be locked and the lock projections 51a and 61a.
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