Preparing An Ot Terminal - Huawei SUN2000-33KTL-US Quick Manual

NOTE
AC filter operation is required only for the AC OUTPUT waterproof connector, not required for other
waterproof connectors.
1. Remove the AC filter and
keep the screws aside.
2. Remove the locking cap
and plug from the
waterproof connector, and
then remove the
waterproof connector.
3. Secure the pipe fittings.
4. Place the AC filter.
5. Route the cable through the conduit and fitting of the pipe, and then the AC filter.
6. Install the cable.
7. Connect the conduit and fitting of the pipe.
8. Check that the cables are connected correctly and securely. Then take appropriate measures to
ensure that the tube conduit and fittings are secured reliably, and seal the cable holes.
9. Secure the AC filter using screws.
10.Clear foreign matter from the maintenance compartment.
NOTICE

How to handle the bottom waterproof connectors depends on the connection method. For
details, see "Common Connection" and "Connection Through a Pipe."
 Cables to the maintenance compartment interior are connected in the same way irrespective of
which connection method is used. The following uses common connection as an example.
5.2

Preparing an OT Terminal

NOTICE
 Pay attention to not scratch
the core wire when stripping
a cable.

The cavity formed after the
conductor crimp strip of the
OT terminal is crimped must
wrap the core wires
completely. The core wires
must contact the OT
terminal closely.
 Wrap the wire crimping area
with heat shrink tubing or
PVC insulation tape. The
following figure uses heat
shrink tubing as an example.

When using the heat gun,
protect devices from being
scorched.
Insulation layer
Core wire
6
Heat
gun
Heat
shrink
tubing
Hydraulic
pliers