Under the Terminal Cover
4-7
The isolation between TB1 and TB2 is minimal. There is also minimal isolation
between TB3 and TB6. The isolation between these groups and line (neutral) and TB4
is 4kV.
Figure 4-7 gives the terminal spacing of TB5.
•
Figure 4-7 TB5 terminal spacings
Table 4-2 gives the terminal inner dimensions.
Terminal Profile
Dimensions
Main Circuit
Round
9.0 mm Ø
Load Circuit
Round
5.3 mm Ø
•
Table 4-2 Terminal sizes
Finger Guard
A finger guard may be fitted over the TB5 terminal screws. This can help prevent
accidental contact with the supply voltage, as well as allowing these connections to be
sealed.
•
Figure 4-8 The finger guard in place
The Mk7A Meter 4-7
Содержание Atlas Mk10
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