Huawei PDU8000 Series User manual

1
Issue: 01
Part Number: 31507823
Date: 2019-02-25
PDU8000 Modular Precision PDC
Quick Guide (1100 mm Deep)
Copyright © Huawei Technologies Co., Ltd. 2019. All rights reserved.
1Overview
PDU8000 0400 AC V4 SC A126
PDC
PDC capacity:
400 A AC V4: rated 380–415 V V7: rated 200–220 V Precision PDC SN
Weight:
≤350 kg
The model number is in the PDU8000-0400ACV4-SCA126 format which is described as follows:
Unless otherwise specified, this document uses the dual-input scenarios as examples. Figures in
this quick guide are for reference only. The actual product appearance prevails.
(1)
Indicator of route I
(2) Indicator of route II
(3) Input circuit breaker of
route I
(4) Input circuit breaker of
route II
(5) SPD and SPD circuit
breaker of route I
(6) SPD and SPD circuit
breaker of route II
(7) Output circuit breaker of
route I
(8) Output circuit breaker of
route II
(1) Input module
(2) Output module 1
(3) Output module 2
(4) Output module 3
NOTE

2
Cable holes
Cable holes at the PDC bottom
Cable holes on the PDC top
Monitoring cable hole
Power cable inlet hole
Power cable outlet hole
Power cable
outlet hole Power cable inlet hole
Controller (MDU)
(1) MUS05A
(2) FE
(3) CAN (4) RS485_1
(5) USB Host
(6) RST
(7) SD
(8) SW1–4
State
Color
Meaning
On Red A critical alarm has been
generated, and the buzzer is
sounding constantly.
Yellow A major alarm has been
generated, and the buzzer is
sounding at intervals of 0.5s.
Green A warning has been generated, or
the precision PDC is running
properly.
Off N/A The MDU is powered off.
(1) Alarm indicator
Port
Function
MUS05A
N/A
FE
Network port connecting to the management system when the PDC uses SNMP
CAN
Internal communications and power supply port for the MDU LCD
RS485_1
Northbound serial port connecting to the management system when the PDC uses
Modbus
USB Host
USB host port
RST
Used for resetting the MDU
SD
Used for connecting to the SD card
SW1
–4
DIP switch: By setting DIP switch toggles in different combinations, you can perform
operations such clearing historical alarms, clearing logs, and restoring factory settings.

3
For details about the MDU, monitoring board module, and the operation methods, see PDU8000
Modular Precision PDC User Manual (1100 mm Deep).
NOTE
Monitoring Board Module
(1) Indicator
Indicator Status
Description
Blinking green slowly
The monitoring board is running properly.
Blinking green fast
The communication fails. The MDU generates a monitoring
board communication failure alarm.
Blinking red
Power supply to the monitoring board is faulty and there is a
surge current impact alarm.
Off
The monitoring board is not working.
2Installation Preparations
1. This document describes the process for installing the modular precision power distribution
cabinet (PDC). Before installation, read PDU8000 Modular Precision PDC User Manual (1100
mm Deep) to learn the product information and safety precautions.
2. Use insulated tools during installation and operation.
3. Only engineers certified by the manufacturer or its agents are allowed to perform PDU8000
installation, commissioning, and maintenance. Otherwise, personal injury or equipment
damage may occur, and the resulting PDU8000 faults are beyond the warranty scope.
4. Sections and steps marked as optional in this document can be performed selectively based
on the actual configuration.
Technical Document
Function
Obtaining Method (Remarks)
BOM
Describes the product
configuration.
Delivered with the PDC.
PDU8000 Modular
Precision PDC User
Manual (1100 mm
Deep)
Describes the features,
installation, operation, and
maintenance of the PDU8000 in
detail.
•
Downloaded from
http://support.huawei.com
•
Downloaded from
http://support.huawei.com/enterprise
Technical Documents2.1

4
Preparing Tools2.2
Solid wrench
Wire stripper
Phillips screwdriver
Hydraulic pliers
Crimping tool
Diagonal pliers
Insulated torque
wrench Socket wrench set
Protective gloves Insulated gloves
Cable tie
Rubber mallet Electrician's knife
Clamp meter
Hammer drill
Level
Measuring tape
Heat gun
Step ladder (2 m)
Protective shoes
Insulation tape
This table may not list some tools
required at specific sites. Onsite
installation personnel and technical
support personnel should prepare tools
based on site requirements.
NOTE
Flat-head
screwdriver
Preparing Consumables2.3
(Optional) Prepare firestop putty for sealing cable holes after cable connection. The fire retardant
bags are to be purchased by the customer.

5
3Acceptance Guide
1. Check whether the tiltwatch indicator on the carton has turned red. If yes, record the information
and contact the equipment carrier and the local Huawei office immediately.
2. Visually inspect the equipment appearance to check whether the equipment is paint-peeling,
misshapen, scratched, or soaked. If yes, record the information and contact the equipment
carrier and the local Huawei office immediately.
3. Check against the packing list that the equipment and fittings are correct and complete. If some
fittings are missing or do not comply with the models in the packing list, record the information
and contact the local Huawei office immediately.
Unpacking and Accepting Goods
3.1
1. If any damage is found, report it to the carrier immediately.
2. After the equipment is delivered to the installation site, representatives from the customer and
Huawei unpack and inspect the equipment together.
3. Move the cabinet with caution to avoid bumping or toppling. To prevent damaging the
equipment, exercise caution when removing the packing materials.
Unpacking
3.2
1. Move the PDC to the specified installation position using a forklift.
2. Cut off and remove the binding straps.
3. Remove the packing materials and foam.
4. Remove the plastic bag, take out the fitting box, and put it away.
NOTE
4Installing the PDC
Transporting the PDC
4.1
1. The PDC weighs about 350 kg. Take protective measures during movement to prevent toppling
and bumping.
2. Avoid squeezing the MDU screen during the transportation.

6
1. Move the PDC to the specified installation
position using a forklift.
2. Remove the two L-shaped brackets from
the front and rear of the PDC and pallet.
To prevent cabinet tilting and avoid equipment
damage, adjust all the feet instead of one foot.
5. Adjust the PDC leveling feet using
a wrench to ensure that all castors
touch the ground.
6. Arrange four persons to push the
PDC off the wooden pallet to the
ground with caution.
3. Use diagonal pliers to cut off the ties
securing the unloading ramp, and take out
the unloading ramp.
4. Clip the unloading ramp to the wooden
pallet.
Installing the PDC
4.2
Installing the PDC on a Concrete Floor
1. Determine the PDC
installation position.
2. Mark the positions for
installing expansion bolts.
3. Use a hammer drill to drill
holes to depths of 52 mm to
60 mm at the positions for
installing expansion bolts.
Unit: mm
4. Slightly tighten the
expansion bolt and vertically
insert it into the hole. Knock
the expansion bolt using a
rubber mallet until the
expansion sleeve is fully
inserted into the hole.
5. Partially tighten the
expansion bolt.
6. Remove the bolt, flat
washer, and spring washer.

7
(1) M12 bolt
(2) Spring washer
(3) Flat washer
(4) Expansion sleeve
(5) Concrete floor
(1) Level
9. Level the PDC using a level and an
adjustable wrench.
10.Tighten the four M12 bolts.
7. Align the PDC mounting
holes with the expansion
bolt holes.
8. Adjust the anchor bolts of
the PDC using an
adjustable wrench until the
leveling feet touch the floor.
In the cabinet combination scenario, the bolts
need to be pretightened.
NOTE
1. Wrench a leveling foot clockwise to elevate
the cabinet, or wrench a leveling foot
anticlockwise to lower the cabinet. The
leveling feet can be adjusted within a range
of 0–8 mm.
2. To prevent cabinet tilting, adjust all the feet
at the four corners instead of one foot.
3. Do not remove anchor bolts, because this
work brings you only a great deal of
reworking.
NOTE
Installing the PDC on an ESD Floor
1. Lower the leveling feet of the PDC using
an adjustable wrench until all castors are
off the ground.
2. Lift the PDC onto the support and align
the mounting holes on the PDC with
those on the support.
3. Level the PDC by adjusting the leveling
feet, as shown by (1) and (3) in the figure.
4. Insert four M12 bolts into the mounting
holes on the PDC and support, and
tighten the bolts, as shown by (2) in the
figure
(1) Leveling foot
(2) Fixing bolt
(3) Level
In the cabinet combination scenario, the bolts need to be pretightened.
NOTE

8
1. Remove the front and rear
doors of the PDC and level
the PDC, as shown by (1)
in the figure.
2. Remove the cabinet
connecting plates from the
rack, as shown by (2) in
the figure.
3. Secure the connecting
plates in the connection
positions on the front door
using screws, as shown by
(3) in the figure.
4. Use the same method to
secure the connecting
plates in the connection
positions on the rear door.
5. Repeat the preceding
steps to combine other
PDCs.
6. Reinstall the front and rear
doors of the PDC.
7. Use a torque wrench to
tighten the bolts in
diagonal order.
(Optional) Combine cabinets.
4.3
1. A connecting plate is initially secured by one screw. Remove the screw from the column of the
adjacent cabinet to secure the connecting plate.
2. Ensure that both the vertical deviation and the distances between cabinets are within 3 mm after
the cabinets are combined.
NOTE

9
5Installing Cables
Cable Layout Rules
5.1
Binding Cables
No.
Binding Rule
1
Power cables and signal cables are bound separately with a distance above 150 mm.
2
Both ends of a cable are labeled. Labels are clean and correct, and provide concise and
understandable description.
3
Cable ties are neatly cut without sharp burs, evenly distributed, bound to a proper strength,
and fastened towards the same direction if possible,
as shown in the following figure.
4
Each bundle contains no more than 15 cables, and cables are neatly bound.
5
Extra cables are coiled neatly and easy to find.
6
Cables on the surface of a large cable bundle are neatly organized without unnecessary
crossover.
7
Cables are arranged in distinct layers and crossovers are avoided if possible when cables in
different colors are bound together,
as shown in the following figure. Cables are arranged by
thickness when arrangement by thickness conflicts with arrangement by color.
8
Cables are reliably bound along the route, and the binding interval meets the requirements in
following table
.
Binding cables in different colors
Cable binding interval
Cable Bundle
Diameter (mm) Binding Interval (mm)
<
10
150
10
–30
200
>
30
300
Cable ties without sharp burs
Cable ties in the same direction

10
Not tied at bends
Extra length for easier plug and unplug
Stroking cables
No.
Bending Rule
1
Cables are not overly bent as over bending may damage the cable cores.
2
Unless otherwise stipulated, the bending radius should be three times more than the cable
diameter if the installation space is sufficient.
3
Cables are not tied where they bend, as shown in
following figure.
4
Cables must be a little longer than the exact cable route length to facilitate plug and unplug,
as shown in
following figure.
5
Cables should be stroked to eliminate abnormal stress on certain cables, as shown in
following figure
.
Cable Bending
Cable Layout
No.
Layout Rule
1
The armoring layers of armored cables are grounded.
2
Cables are securely connected in the correct phase sequence.
3
Cables are neatly arranged, and cable insulation layers are intact.
4
Different types of cables are bound separately.
5
Connection ports and cabling methods facilitate maintenance, cable routing, and capacity
expansion.
6
Cable connectors prepared onsite must be normal, secure, reliable, and neat.
7
Power cables, ground cables, and various signal cables are securely connected. Adapters are
securely plugged or screwed.
8
The N and PE cables are bound separately from the L1/L2/L3 or L cables for each circuit
breaker. Cables are converged at the beam and bound in groups by cable ties.

11
Preparing Terminals
5.2
The following figures show how to prepare DT, OT, and cord end terminals.
Preparing a DT terminal
Preparing an OT terminal
Terminals must be coated with a
heat shrink tubing.
(1) Cable
(2) Heat shrink tubing
(3) DT terminal
(4) Hydraulic pliers
(5) Heat gun
(1) Cable
(2) Heat shrink tubing
(3) OT terminal
(4) Hydraulic pliers
(5) Heat gun
Preparing a cord end terminal
(1) Cable
(2) Cord end terminal
(3) Crimping tool

12
Connecting Cables
5.3
Routing Cables from the Top
1. Remove a number of rodent-
proof meshes at the top of the
PDC based on the number of
cables to be routed.
2. Put the rodent-proof meshes
aside for future use.
Routing Cables from the Bottom
1. In the bottom cable routing
scenario, cut open a number of
round holes at the bottom based
on the number of cables to be
routed.
1. Cables can be routed from the top of bottom of a PDC. This topic uses the dual-input top
cabling scenario as an example. Cable connections for other scenarios are similar.
2. Remove the rodent-proof mesh at the top or cut open the round holes at the bottom based on
the cable routing scenario.
Connecting Cables
1. Ensure that all circuit breakers, including upstream output circuit
breakers, are switched to OFF before connecting cables.
2. After connecting cables, seal the gaps between cables and cable
inlet and outlet holes using firestop putty.
1. Remove the transparent covers of the N bar and input
copper bar, and put the covers aside for future use.

13
2. Secure one end of the ground cable to the
ground bar inside the PDC, and secure the
other end to the ground grid or busbar of the
equipment room, as shown in the figure.
Ground positions are reserved on the left and
right sides at the upper part of the PDC.
Select one ground position based on the
position of the ground grid or busbar.
3. Connect input power cables. 4. Connect output power cables. 5. The following figure shows
the overall effect after
cable connection.
(1)
Monitoring
cable outlet
In the micro-module scenario, the monitoring
cable is connected to the COM port of the
northbound ECC800.
NOTE
6. Connect one end of the PDC monitoring cable to the
RS485_1 port on the LCD, and connect the other end to
northbound device port.

14
7. Use diagonal pliers to cut cable inlet and outlet
holes on rodent-proof meshes based on the
number and specifications of cables to be routed.
8. Reinstall the rodent-proof meshes.
9. (Optional) Seal cable inlet and outlet holes on the
PDC using firestop putty.
10.Reinstall the transparent covers of the input
copper bar and N bar.
When installing the transparent cover for the N bar, verify that one side of the cover is flush with the
outer side of the N bar.
NOTE
6Check Before Power-on Commissioning
No.
Check Item
Result
1
The cabinet is clean and free of dust, dirt, copper cuttings, and foreign matter. □Yes □No
2
The paint on the cabinet exterior is intact. □Yes □No
3
The cabinet door and lock work properly. □Yes □No
4
All labels are correct, clear, and complete. □Yes □No
5
The surrounding area of the cabinet contains no waste tape, cable ties, paper,
or packing materials. □Yes □No
Hardware installation checklist
6.1
No.
Check Item
Result
1
All cables are connected properly. □Yes □No
2
The ground cable is connected properly. □Yes □No
3
The excess sections of ground cables and power cables are cut off. □Yes □No
4
Phase cables are connected properly. □Yes □No
5
Power cables and ground cables are routed and bundled separately from
other types of cables. □Yes □No
6
All circuit breakers are OFF. □Yes □No
Electrical connection checklist
6.2
No.
Check Item
Result
1
All bolts are tightened, especially the bolts used for electrical connection.
Flat washers and spring washers are installed properly. □Yes □No
2
Cables are bundled neatly, and cable ties are secured evenly and properly. □Yes □No
3
Cables are routed for ease of future maintenance and expansion. □Yes □No
4
There are no unnecessary adhesive tape or cable ties on the cables. □Yes □No
5
Exposed parts near the wiring terminals and lugs are wrapped in PVC
insulation tape or heat shrinking tubing. □Yes □No
6
The cable routing for power cables and monitoring cables meets the
requirements for routing power cables and signal cables and complies with
the cable routing plan. □Yes □No
Cable installation checklist
6.3

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1. The power-on commissioning personnel must be at least two qualified electricians, one
performing operations while the other monitors the operations and warns off irrelevant persons.
2. Users are categorized as admin and operator. Admin users have more rights than operator
users.
3. Powering off the PDC disconnects the power supply to the downstream devices. Exercise
caution with this operation when the PDC is supplying power to a working system.
4. For details about the MDU, see PDU8000 Modular Precision PDC User Manual (1100 mm
Deep).
7Power-On Commissioning
1. Check cable connections and mechanical performance.
a) Check that cables are connected correctly outside the cabinet. Check that all bolts are
secured for cables and tighten a bolt if it is loose.
b) Check that ground cables are properly connected.
2. Check the insulation.
a) Switch off the upstream circuit breaker QFS for the SPD in
the input module of the PDC, and switch on other circuit breakers.
b) Check that the insulation resistances of the power distribution
devices and feed circuit are no less than 0.5 megohm.
c) After checking, turn off all the circuit breakers.
3. Switch on the SPD circuit breaker
4. Switch on the input power
circuit breaker to power on the
PDC. If the power indicator on
the front panel of the PDC
lights up, the PDC is powered
on properly.
If the indicator of an SPD module
is green, the SPD module is
running properly. If an indicator is
red, the corresponding SPD
module has failed and must be
promptly replaced.
The input power circuit breaker refers to the output circuit breaker that controls power supply from
the upstream power distribution equipment to the PDC.
5. After the MDU screen starts, log in to the system as the Admin or Operator user (the preset
password is 000001 for both types of users)
NOTE
NOTE

16
The figures are for reference only. The
actual parameter values prevail.
NOTE
a) If this is the initial startup, set the
language, time, date, network parameters,
and system parameters by using the
Settings Wizard.
b) If this is not the initial startup and these
parameters have been set before, the
system uses the existing settings by default.
7. Turn on the input switches on the front panel of the PDC.
8. Switch on the output circuit breakers except reserved circuit breakers in the PDC in sequence to
power on the corresponding devices and check whether the monitoring parameters on the MDU
screen are correct.
9. (Optional) Power off the PDC.
6. (Optional) After the quick settings are complete, if the monitoring page displays alarms, clear the
alarms.
For system security purposes, change the preset password upon first login.
a) Turn off the output switches in the PDC.
b) Turn off the input switches in the PDC.
c) Turn off the input power circuit breaker.
NOTE

17
No.
Alarm Name
Alarm
Severity
Generation Condition
Possible
Cause
Measure
1
Abnormal
board comm.
Critical
The communication
between the MDU and
the monitoring board is
interrupted.
The monitoring
board is
disconnected.
Check whether the CAN
cable is in loose contact. If
yes, connect it securely.
2
Board
quantity
inconsistency
Critical
The actual number of
power distribution
monitoring boards is
different from the
configured number.
•
Monitoring
board fault.
•
The cable
has become
loose.
•Check whether the run
indicator of the
monitoring board is
steady on. If no,
replace the monitoring
board.
•
Check whether the
CAN cable is securely
connected.
3
Abnormal
board power
supply
Major
The voltage of a power
input to the monitoring
board is less than 9.5 V.
N/A
Replace the monitoring
board.
4
Max. main
input cur.
exceed
Warning
A phase input current of
a route exceeds 0.8
time of the rated current
(multiple: 0.8
–1).
The system is
overloaded.
Check all output load
power.
5
Min. main
input cur.
exceed
Warning
A phase input current of
a route is lower than
0.6 time of the rated
current (multiple: 0.6
–
0.8).
N/A
N/A
6
Branch
abnormal
Warning
A branch switch is on,
but no current is
detected.
N/A
N/A
7
Max. br. cur.
exceed
Major
The current of a branch
exceeds 0.8 time of the
rated current (multiple:
0.8
–1).
The branch is
overloaded.
Check the load power of
the branch.
8
Min. br. cur.
exceed
Warning
The current of a branch
exceeds 0.6 time of the
rated current (multiple:
0.6
–0.8).
N/A
N/A
9
Br. current
shock
Major
A surge current three
times greater than the
rated current is
detected in a branch
(multiple: 1.5
–5).
The insulation
of a branch is
abnormal.
Check the cable insulation
of the output branch.
AAlarm Reference

18
No.
Symptom
Possible Cause
Solution
1
The LCD fails to
display branch
currents.
•The monitoring board communications
cable or the secondary cable to the
corresponding branch current
transformer is not properly connected.
•The current detection module or current
transformer is faulty.
1. Replace the
monitoring board
module.
2. Contact Huawei
technical support.
2
The LCD fails to
display the circuit
breaker status.
•The communications cable of the
Boolean value collection module or the
corresponding branch Boolean value
signal cable is not properly connected.
•The Boolean value collection module or
auxiliary switch contact is faulty.
1. Replace the
monitoring board
module.
2. Contact Huawei
technical support.
3
The LCD is black
or blinks. •The input N wire is disconnected.
•The LCD is faulty.
•Secure the input N
wire.
•Replace the LCD.
4
The indicators of
the monitoring
board module do
not light up.
•Cables are not properly connected.
•The power distribution monitoring board
is faulty.
1. Replace the
monitoring board
module.
2. Contact Huawei
technical support.
BTroubleshooting

19
Huawei Technologies Co., Ltd.
Huawei Industrial Base, Bantian, Longgang
Shenzhen 518129 People's Republic of China
www.huawei.com
CPower Cable Specifications
YJV5 cables are recommended. When the ambient temperature is 40ºC, the conductor working
temperature cannot exceed 90ºC.
Wiring
Terminal
Rated
Current (A)
Cable
Diameter (mm²)
Terminal/Bolt
Specifications
Recommended Torque
(
N•m)
Power input
(L/N)
160
50
DT
-M10
26
–33
250
95
DT
-M12
46
–58
400
185
DT
-M16
46
–58
630
2x150
DT
-M12
46
–58
Power input
(PE)
160
25
DT
-M10
26
–33
250
50
DT
-M10
26
–33
400
95
DT
-M12
46
–58
630
2x70
DT
-M12
46
–58
AC output (L)
<
10
2.5
Cord end terminal
(plug
depth 8
–12 mm)
1.5
–1.8
10
≤I ≤40
6
Cord end terminal
(plug
depth 8
–12 mm)
1.5
–1.8
40
<I ≤63
10
Cord end terminal
(plug
depth 8
–12 mm)
1.5
–1.8
AC output
(N/PE)
<
10
2.5
OT
-M6
4.9
10
≤I ≤40
6
OT
-M6
4.9
40
<I ≤63
10
OT
-M6
4.9