Back to Backs are equipped with internal locks.
to Back's are not watertight and should be used and stored in clean,
dry, well ventilated area of the ship or testing facility, not left
out in the weather. Remember salt spray or dirt will leave a deposit
on equipment that will conduct electricity. High voltage testing will
produce ozone. Ventilation is needed in the area to prevent a buildup
of ozone gas.
to Backs have grounding cable and clamp.