Huawei SUN2000-125KTL-JPH0 Quick Manual Download | Manualshive

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14

Number
of Y-
branch
Connector
Sets

Recommended MPPT to Be
Connected

Number of
Y-branch
Connector
Sets

Recommended MPPT to Be
Connected

1

MPPT1

2

MPPT1 and MPPT4

3

MPPT1, MPPT3 and MPPT4

4

MPPT1, MPPT3, MPPT4 and
MPPT6

5

MPPT1, MPPT2, MPPT3, MPPT4,
and MPPT5

6

MPPT1, MPPT2, MPPT3, MPPT4,
MPPT5, and MPPT6

7

MPPT1, MPPT2, MPPT3, MPPT4,
MPPT5, MPPT6, and MPPT7

8

MPPT1, MPPT2, MPPT3, MPPT4,
MPPT5, MPPT6, MPPT7, and
MPPT8

9

MPPT1, MPPT2, MPPT3, MPPT4,
MPPT5, MPPT6, MPPT7, MPPT8,
and MPPT9

N/A

N/A

Y-branch Connector Solution

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Summary of Contents for SUN2000-125KTL-JPH0

Page 1: ...HUAWEI TECHNOLOGIES CO LTD SUN2000 125KTL JPH0 Quick Guide Issue 08 Part Number 31500ECT Date 2021 09 30 ...

Page 2: ...r system and local standards Before installing the device read the user manual carefully to get familiar with product information and safety precautions Huawei shall not be liable for any consequences caused by the violation of the storage transportation installation and operation regulations specified in this document and the user manual Use insulated tools when installing the device For personal...

Page 3: ...nnected when an internal fault is detected in an inverter 1 Spot check terminal connection box 2 DC input terminals controlled by DC SWITCH 1 3 DC switch 1 1 DC SWITCH 1 4 Reset button 1 RESET 1 5 DC input terminals controlled by DC SWITCH 2 6 DC switch 2 1 DC SWITCH 2 7 Reset button 2 RESET 2 8 DC input terminals controlled by DC SWITCH 3 9 DC switch 3 1 DC SWITCH 3 10 Reset button 3 RESET 3 11 V...

Page 4: ...3 Installation Angle 2 1 2 Installation Requirements SUN2000 Dimensions Mounting Bracket Dimensions ...

Page 5: ...racket The M12x40 bolt assemblies are delivered with the SUN2000 If the bolt assembly length does not meet the installation requirements prepare M12 bolt assemblies by yourself and use them together with the delivered M12 nuts Before installing the mounting bracket remove the security Torx wrench from the mounting bracket and save it for later use This document introduces how to install the SUN200...

Page 6: ...verter and move it to the specified position Handles are packed in a fitting bag and are not delivered with the SUN2000 3 Adjust the installation positions of the handles and install the SUN2000 on the mounting bracket ...

Page 7: ...maintenance compartment for connecting a PE cable use a four core AC output power cable and do not have to prepare a PE cable 2 AC output power cable 2 3 Outdoor copper cable Conductor cross sectional area 50 240 mm2 Cable outer diameter 24 66 mm multi core 14 32 mm single core If you choose the ground point in the maintenance compartment for connecting a PE cable use a four core cable Otherwise u...

Page 8: ... that the conductor cross sectional area of the PE cable produces a conductance equivalent to that of the area S 2 The specifications of the PE cable are subject to this table or calculated according to IEC 60364 5 54 Note 2 You are advised to use a soft cable to prevent poor terminal contact due to the bending stress of the cable Note 3 For some models the outer diameter of a single core cable ra...

Page 9: ...host panel of the SUN2000 Before opening the SUN2000 maintenance compartment door turn off the downstream AC output switch and three DC switches at the bottom Do not open the maintenance compartment door in rainy or snowy days If you must take protective measures to prevent rain or snow from entering the maintenance compartment Do not leave unused screws in the maintenance compartment ...

Page 10: ...ore replace the crimping module Crimping module 3 Remove the crimping modules that are bound in the maintenance compartment and save them properly for future use A three hole rubber plug is bound in the maintenance compartment After removing the rubber plug save it properly for future use ...

Page 11: ... installed between the SUN2000 and the tracker controller for protection 2 The cable between the wiring terminal on the power cable and the switch disconnector fuse or fuse switch disconnector should be less than or equal to 2 5 meters Removing the Rubber Rings from the Crimping Module 4 5 Use scissors to cut off the joints of the rubber rings to remove them All rubber rings are removed in the sam...

Page 12: ... the crimping module is not damaged Otherwise the protection level of the solar inverter will be affected Ensure that AC terminations provide firm and solid electrical connections Failing to do so may cause SUN2000 malfunction and damage to its terminal block even starting thermal events If the AC output power cables are subject to a pulling force because the inverter is not installed stably ensur...

Page 13: ...12 Single Core Cable three rings two rings one ring four rings The 32 36 mm cable is supported only by some models Refer to the corresponding label to get the supported size five rings ...

Page 14: ... are from the same manufacturer Otherwise the contact resistance of the connectors may exceed the allowed value In this case the connectors may be heated and oxidized which may cause faults Ensure that the locking nuts of all connectors are tightened Do not bind more than three fuse enclosures together Otherwise the fuses and their enclosures may be damaged due to overheating It is recommended tha...

Page 15: ...2 MPPT1 and MPPT4 3 MPPT1 MPPT3 and MPPT4 4 MPPT1 MPPT3 MPPT4 and MPPT6 5 MPPT1 MPPT2 MPPT3 MPPT4 and MPPT5 6 MPPT1 MPPT2 MPPT3 MPPT4 MPPT5 and MPPT6 7 MPPT1 MPPT2 MPPT3 MPPT4 MPPT5 MPPT6 and MPPT7 8 MPPT1 MPPT2 MPPT3 MPPT4 MPPT5 MPPT6 MPPT7 and MPPT8 9 MPPT1 MPPT2 MPPT3 MPPT4 MPPT5 MPPT6 MPPT7 MPPT8 and MPPT9 N A N A Y branch Connector Solution ...

Page 16: ...ded to connect part A to the SUN2000 Use the DC terminals delivered with the SUN2000 to connect part B to the SUN2000 It is recommended that the Y branch connectors be connected from the PV string side and tied to the PV trackers The DC input terminals of the solar inverter are prone to damage under stress When Y branch connectors are connected to the solar inverter bind and secure the connectors ...

Page 17: ...a multimeter If the voltage is a negative value the DC input polarity is incorrect Correct the polarity If the voltage is greater than 1500 V too many PV modules are configured to the same string Remove some PV modules 4 If polarity of the DC input power cable is reversed and the DC switch is ON do not turn off the DC switch immediately or unplug positive and negative connectors The device may be ...

Page 18: ...C voltage DC voltage 1500 V Ensure that the cable cannot be removed after crimped Click Positive connector Negative connector Ensure that the locking nut is secured Connector connection Installing the RS485 Communications Cable 4 10 When routing communications cables separate communications cables from power cables to prevent communication from being affected ...

Page 19: ...Description RS485 1 1 RS485A IN RS485 differential signal 2 RS485A OUT RS485 differential signal Used for cascading inverters or connecting to devices such as the SmartLogger 3 RS485B RS485 differential signal 4 RS485B RS485 differential signal PE 5 PE shielding ground 6 PE shielding ground RS485 2 7 RS485A RS485 differential signal 8 RS485B RS485 differential signal Used for connecting to RS485 s...

Page 20: ... input power cables are connected correctly and securely without open circuits or short circuits 6 The RS485 communications cable is connected correctly and securely 7 The maintenance compartment door is closed and the door screws are tightened 8 Unused DC input terminals are sealed 9 Unused USB ports are plugged with watertight caps Connecting Communications Cables 4 8 mm Two Hole Rubber Plug If ...

Page 21: ...f for 1s When LED2 is steady green meaning that the inverter is grid tied do not turn on any DC switch Otherwise the inverter may be damaged because the insulation resistance is not detected Display Category Indicator Status Description PV indication LED1 LED4 Steady green At least one PV string is properly connected and the DC input voltage of the corresponding MPPT circuit is higher than or equa...

Page 22: ...ed Bluetooth Module or WLAN Module Connection USB Data Cable Connection Android Android SUN2000 APP 7 Scan the QR code to download the app Android 1 The SUN2000 app is a mobile phone app that communicates with the solar inverter over a WLAN module a Bluetooth module or a USB data cable As a convenient local monitoring and maintenance platform it allows for querying alarms configuring parameters an...

Page 23: ...r Common User Advanced User and Special User is 00000a Use the initial password upon first power on and change it immediately after login To ensure account security change the password periodically and keep the new password in mind Not changing the initial password may cause password disclosure A password left unchanged for a long period of time may be stolen or cracked If a password is lost devic...

Page 24: ...23 Huawei Technologies Co Ltd Huawei Industrial Base Bantian Longgang Shenzhen 518129 People s Republic of China solar huawei com ...

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