7 - 8
7 Setting and procedure for operation
QE81WH4W
7.5.2 How to connect wires
(1) Follow the wiring diagram for external connection to QE81WH4W.
(2) Use appropriate electric wires as described below.
<Voltage input terminals>
(a) Stripping length of the used wire in use has to be 5 to 6mm. Check the stripping
length please use the strip gauge at the bottom of QE81WH4W main body.
(b) When use stranded wire, twist the tip.
Stripping length of the wire
5 to 6 mm
<Current input terminals>
(a)Stripping length of the wire in use has to be 10 to 11mm. Check the stripping length
please use the strip gauge at the center of QE81WH4W main body.
Stripping length of the wire
10 to 11 mm
(b)At the connection between the secondary terminal of current sensor and
current
input terminals
, use twisted pair cable.
Applicable wire
(Usable electric wire)
Single wire:
φ
1.2mm (
φ
0.5mm to
φ
1.2mm)
Stranded wire: 1.3mm
2
(0.5 mm
2
to 1.3 mm
2
)
(c) When stranded wire is used, a bar terminal must be used.
Recommended bar terminal
TGV TC-1.25-11T (Made by Nichifu) or equivalent
(d)
When
attaching and detaching cables to/from the terminal, use the push button. Check that
the wire is securely inserted.
(e) Insert a wire to the terminal all the way until it touches the end.
