Bosch B6512 Installation Manual page 12

12 en | Power supply
Warning!
High current arcs are possible
The positive (red) battery lead and the terminal labeled 5 can create high current arcs if
!
shorted to other terminals or the enclosure. Use caution when you touch the positive lead
and the terminal labeled 5. Always disconnect the positive (red) lead from the battery before
you remove it from the terminal labeled 5.
Caution!
Battery terminals and wire are not power limited
!
Maintain a 0.250 in (6.4 mm) space between the battery terminals, battery wiring, and all
other wiring. Battery wiring cannot share the same conduit, conduit fittings, or conduit
knockouts with other wiring.
Figure 4.1: Non-power-limited wiring (B5512 shown)
Callout ᅳ Description
1 ᅳ Conduit required for use with external batteries
2 ᅳ To UL listed class 2 transformer 18 VAC 22 VA 60 Hz
3 ᅳ 0.25 in (6.4 mm) minimum
4 ᅳ Battery terminals. BAT- is non-power limited
5 ᅳ Battery wires
6 ᅳ 12 V sealed lead-acid rechargeable battery (D126/D1218)
7 ᅳ Sensor loop wires
2019-12 | 10 | F.01U.287.185
NO C NC COM AUX R Y G B
18VAC + BAT -
PWR A B COM
OUTPUT A
UL Installation manual
7 COM 8
1 C O M 2 3 COM 4 5 COM 6 7 C O M 8
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