SolarEdge SE3K User manual

NOTE
This symbol denotes information intended to assist the
user in making optimum use of the product.
This symbol appears at grounding points on the SolarEdge
manuals and equipment.
CAUTION!
Denotes a hazard. It calls attention to a procedure
that, if not correctly performed or adhered to, could
result in damage or destruction of the product. Do
not proceed beyond a caution sign until the indicated
conditions are fully understood and met.
Turn ON/OFF the main circuit board AC switch and
wait 5minutes
WARNING!
Denotes a hazard. It calls attention to a procedure that,
if not correctly performed or adhered to, could result in
injury or loss of life. Do not proceed beyond a warning
note until the indicated conditions are fully understood
and met.
Turn ON/OFF the DC Safety Switch on Synergy
Manager and wait 5minutes
(Applicable only for models with DC Safety
Switch)
Do not cut cable connectors
ON
OFF
ON
OFF
!
SAVE THESE INSTRUCTIONS –This guide contains important instructions for the Three Phase Inverter with Synergy Technology that
should be followed during installation and maintenance. Using this equipment in a manner not specified in this guide by SolarEdge
may impair the protection provided by this equipment.
Legend

Use SolarEdge Designer
to design SE system
https://designer.solaredge.com
21
MAN-01-00784-1.3 1
Download SolarEdge Mapper
to map string Power Optimizers
Download
Installing the Power Optimizers 1
123456

43
2 MAN-01-00784-1.3
Scan QR code using Mapper
Complete site registration
and physical layout in the
Monitoring platform
M6
stainless steel 9.5 N*m
10 mm
25 mm (P860,P960)
12.7 mm
10 mm
25 mm (P860,P960)
10 mm
25 mm (P860,P960)
10 mm
25 mm (P860,P960)
Install Power Optimizer
Installing the Optimizers
1123456

MAN-01-00784-1.3 3
Use a dual input optimizer (P800p)
for parallel connection of two PVs
or use a branch cable to connect
two PVs to a single input optimizer
2:1 series connection
Connect input from Module
Connect output to String
5
6
Installing the Power Optimizers 1
123456
EN

4 MAN-01-00784-1.3
Check array polarity.
Verify 1±0.1V per optimizer
Example: 8 optimizers = ~8V
Connecting the PV Array
2
+
8V
-

40 cm
10 cm
40 cm
116.8 cm
100.8 cm
CAUTION! Donot block Airflow
MAN-01-00784-1.3 5
40 cm
Maintaining Clearance 3
WARNING! Area
in front of the
inverter must be
kept clear for at
least one meter
!
20 cm
30 cm
Back to back
On metal back sheetOn mesh fence
Indoor Clearance
Outdoor Clearance
20 cm where annual average high temperature equals or above 25˚C
Keep more than 10°
Horizontal Installation
15 cm
5 cm

6 MAN-01-00784-1.3
2
1
Optional
Holes
3
Level provided template horizontally
Position provided template vertically
4
Mark holes
Mark holes
5
Optional unit -model dependent
Ø 9mm
Drill holes
Marking & Drilling Holes
4
9.3 cm
16.6 cm
18.7 cm
15.5 cm
9.3 cm
15.5 cm
CAUTION! Donot block airflow
Avoid wobbly installation by
adding back support

3
2
4
18KG
2
3
1
1
4 N*m
4
32KG
4 N*m 4 N*m
4 N*m
MAN-01-00784-1.3 7
Mounting the Units 5
For left or right units, use
only the outer screw

1 2 3
CAUTION! Donot block airflow
8 MAN-01-00784-1.3
Connecting Interconnection Cables
6
Connect cables according to labels

2
WARNING
DISCONNECT POWER BEFORE BEGINNING INSTALLATION
!
1
OFF
OFF
3
4
MAN-01-00784-1.3 9
Removing Covers 7

10 MAN-01-00784-1.3
Connecting PV Strings
8
+-
Synergy Units
Left Center Right
Important: When installing a system with more than 3
strings per a single Synergy Unit (whether connected
directly or via a combiner box), fuses are required.
In SolarEdge system, 25A fuses shall be used.
Left
Center Right
Keep unused connectors covered

MAN-01-00784-1.3 11
5.7 N*m
+
DC-
DC+
-
Max 50 mm2
Max thickness 6 mm
Max width 25 mm
Ø6 mm
Heat shrink
insulation
12 -20 mm
CAUTION!
•For aluminum wires, USE ONLY Bi-metal lugs
•For copper wires, USE ONLY copper tin-plated lugs
Connecting PV Strings via Single DC Input 8
Functional electrical earthing of DC-side negative or positive
pole is prohibited because the inverter has no transformer.
Grounding (earth ground) of module frames and mounting
equipment of the PV array modules is acceptable
Combiner
Box
Important: When installing a system with
more than 3 strings per a single Synergy Unit
(whether connected directly or via a combiner
box), fuses are required. In SolarEdge system,
25A fuses shall be used
Synergy Units
Left Center Right
Left Center Right

62
1
3
4
5
21 N*m
Connect PE
wire first
Optional PE wire
12 MAN-01-00784-1.3
The inverter can either support 4 wire + PE or 3 wire + PE connection
One-hole, standard barrel,
compression lugs only, 600V
Overcurrent protection for the AC output must be provided by others, see manual for guidance
OR
Connecting AC and Protective Earth (PE)
9
30 -50 mm
CAUTION!
•For aluminum wires, USE
ONLY aluminum lugs
•For copper wires, USE ONLY
copper tin-plated lugs
15 N*m
10 -11 mm
Max 70 mm2
PE Wire
Max: 120 mm2
Max
thickness
7 mm
Max width 33 mm
Ø 10 mm
Heat shrink
insulation
When using a stranded wire, use of
ferrule is at the installer discretion
12 N*m 9 N*m
AC
Blue
Black
Gray
Brown
Yellow/Green
Chassis Ground
Yellow/Green

2
A
Ethernet
3
1
COMM 1
5.5 N*m
MAN-01-00784-1.3 13
LAN Communication 10

A
1
2
COMM 2
4 N*m
5
3
SW16
G
A +
B -
SW1
SW1SW1
7
RS485-1
G
A+
B-
G
A+
B-
G
A+
B-
CAT6, 3-wire, shielded, twisted pair (0.2-1 mm²)
G
A +
B -
14 MAN-01-00784-1.3
RS485 Connection of Multiple Inverters
11
4

1
4
2
3
MAN-01-00784-1.3 15
Connecting Wi-Fi Communication (Optional) 12
5.5 N*m

16 MAN-01-00784-1.3
1
5
4
Connecting Cellular Communication (Optional)
13
5.5 N*m
2
3

A
2
31
2
3
4
6
5
1
3.5 N*m
MAN-01-00784-1.3 17
1
Installing Covers 14

A
1 3 4
Download
SolarEdge SetApp
Start
Download
Start & follow SetApp
Connect Power Bank
2
Turn ON (1) DC Switch
ON
18 MAN-01-00784-1.3
1 meter, male to male, USB-C (not provided)
Pre-commissioning when AC Power is Not Connected (Option 1)
15
Power bank: 60W
output port , USB-C
Power Delivery (PD):
20V 3A
P 1 0
ON (1)
Cover connector
when not used