HIROSE ELECTRIC CO.,LTD.
ETAD-C0320-00
0
6
/
7
FORM HC0011-9-2
△
Preventing partial insertion and partial locking
・
When using the service plug, please make sure that the plug is fully in the lock position.
To ensure that strong contact is made between the plug and the receptacle, a decent amount of force is
required to lock and unlock the plug. Therefore, it is important to make sure that the plug is fully locked
when reinserted into the receptacle.
（
Locking and unlocking requires a torque of approximately 2 to 3
N
・
m
）
Figure 3 shows the plug when fully locked.
If the plug is not fully locked it can become separated from the receptacle during operation and present a
danger of electric shock.
Figure 3: Plug in lock position
Top down view
Side view
◆
How to tell if the plug is fully locked
When viewing from the top:
(1)The HRS symbol on the plug will rotate 90 degrees from its position when inserted.
(2)The receptacle lock symbols are visible through the openings on the plug
When viewing from the side:
(3)The plug lock indicator(
○
symbol) and receptacle lock indicator ( symbol) will be aligned.
(2) Lock symbol is visible
(1) HRS and Lock symbols are aligned with Lock symbols
on the receptacle
(3)
Receptacle lock indicator
(3)Plug lock indicator
Warning
