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POWER ELECTRONICS 

FREESUN ACCESSORIES 

– String Supervisor 

 

TECHNICAL CHARACTERISTICS

 

11 

 


N
G

L

I

S

3.

 

TECHNICAL CHARACTERISTICS

 

INPUT 

INPUT VOLTAGE 

Permissible maximum DC voltage 1000V 

MEASUREMENT CHANNELS 

DC CURRENT INPUTS 

16 inputs (2 inputs per measurement channel maximum) 

MEASUREMENT RANGES PER CHANNEL 

5 measurement ranges: 

5A, 9A, 12A, 14A y 17A 

CABLE CROSS SECTION 

4mm

P

2

P

 – 6mm² max. 

OVERVOLTAGE PROTECTION 

Yes 

DISCONNECTOR SWITCH 

It is available a load break disconnector switch for complete isolation 
of (+) side and (-) side of the solar inverter panels. 

 

OUTPUT 

DC VOLTAGE 

1000V 

DC CURRENT 

80A, 144A, 192A, 224A, 250A 

CABLE CROSS SECTION  

70mm

P

P

 

DISCONNECTOR SWITCH 

250A / 1000VDC 

CABLE GLANDS 

70mm

P

P

 

 

CONTROL CIRCUIT 

SUPPLY 

24VDC (3 x 0.5mm² shielded) 

STRING SUPERVISOR BOXES PER INVERTER 

6 [1] 

FUSE CONTROL 

Yes 

OVERVOLTAGE PROTECTION STATUS 

Yes 

STRING CURRENT MEASUREMENT 

Yes, every 2 strings in the (+) side 

 

PROTECTIONS 

FUSES 

Possible range of fuses:  
10A, 12A, 16A, 20A y 25A 

1 Fuse per measurement channel in the (+) side, 1 Fuse per 
measurement channel in the (-) side 

DC OVERVOLTAGE PROTECTIONS 

Overvoltage protection Type II 

 

COMMUNICATIONS 

COMMUNICATION PORTS 

CAN and RS485 

BAUDRATE 

20/50/10/250/500kbps, autoselectable 

COMMUNICATIONS SIGNALS 

CAN: (CANH, CANL, GND) 
RS485: (RS485-A, RS485-B, GND) 

WIRE TYPE 

CAN: 2x2x0.75mm

P

2

P

 (Twisted pair, shielded) 

RS485: 2x2x0.5mm² (Twisted pair, shielded) 

LENGTH 

CAN: Between 75m and 100m at 500Kbps 

RS485: 1200m at 100Kbps 

TERMINATION RESISTOR 

Required, 120   on last device 

 

STRING 

SUPERVISOR 
INDENTIFICATION 

STRING SUPERVISOR INDENTIFICATION 

By two rotary switches 

 

ENCLOSURE 

MATERIAL 

Polycarbonate 

ELECTRICAL INSULATION 

Totally insulated 

DIMENSIONS [WxHxD] (mm) 

1050x420x230mm 

WEIGHT (kg) 

19.4 kg 

ASSEMBLY 

Outdoor, in the shade 

FLAMMABILITY 

Enclosure material self extinguishing , halogen free (UL94-5V) 

PROTECTION DEGREE 

IP65 

 

ENVIRONMENT 

TEMPERATURE RANGE 

From -20ºC to +60ºC 

RELATIVE HUMIDITY 

From 15 to 95% (0..95%  non-condensing) 

ALTITUDE 

1000m above sea level 

POLLUTION DEGREE 

Type II 

 

REGULATIONS 

CERTIFICATION CE 

Yes 

DIRECTIVES 

2006/95/CE, 2004/108/CE 

EMC 

EN 61000-6-2 
EN 61000-6-4 

SAFETY 

EN 62109-1 

SPAIN 

RD 1663 

 
 

[1] For other configurations please consult with Power Electronics. 

 

Summary of Contents for Freesun String Supervisor FSITG0012AI

Page 1: ...String Supervisor Getting Started Manual...

Page 2: ......

Page 3: ...String Supervisor Getting Started Manual Edition March 2011 FSIM01CI Rev C...

Page 4: ...you might access through our website www power electronics com where the latest version of this manual can be downloaded WARNING This symbol means improper operation may results in serious personal in...

Page 5: ...te Revision Description 04 08 2010 A First edition 09 12 2010 B Update 22 03 2011 C Updating Technical Characteristics The equipment and technical documentation are periodically updated Power Electron...

Page 6: ...1 INTRODUCTION 10 2 STRING SUPERVISOR DESCRIPTION 11 3 TECHNICAL CHARACTERISTICS 12 4 DIMENSIONS 13 5 INSTALATION AND CONNECTION 14 5 1 String Supervisor Wiring Freesun LVT Series 14 5 2 String Super...

Page 7: ...lows WARNING Do not remove the cover while the power is applied or the unit is in operation Otherwise electric shock could occur Do not run the device with the front cover removed Otherwise you may ge...

Page 8: ...or accident could occur WARNINGS RECEPTION The STRING SUPERVISOR is carefully tested and perfectly packed before leaving the factory In the even of transport damage please ensure that you notify the t...

Page 9: ...uctions within this manual Do not place heavy objects on the device Ensure that the mounting orientation is correct Do not drop the String Supervisor or subject it to impact The String Supervisor devi...

Page 10: ...current of the photovoltaic generator is only slightly higher than the maximum operating current and is also dependent on the level of a solar irradiation A highly branched generator array may be dif...

Page 11: ...upervisor is the monitoring of the state of the strings with the target of a rapid detection in case of a poor performance To achieve this the current supplied by each of the strings is measured by cu...

Page 12: ...ents the installation from overvoltages The String Supervisor detects the state of the overvoltage protection Like this if the protection becomes out of order due to a limitation provoked by a very hi...

Page 13: ...channel in the side 1 Fuse per measurement channel in the side DC OVERVOLTAGE PROTECTIONS Overvoltage protection Type II COMMUNICATIONS COMMUNICATION PORTS CAN and RS485 BAUDRATE 20 50 10 250 500kbps...

Page 14: ...the weight and dimensions of the String Supervisor Reference Description Dimensions mm Weight kg W H D SFS08 String Supervisor IP65 1047 5 420 230 19 4 The attached figure shows in detail the dimensi...

Page 15: ...3 E N G L I S H 5 INSTALATION AND CONNECTION 5 1 Location of the Jumpers and Connectors of the String Supervisor The main connectors jumpers and led indicators that are important for the user are desc...

Page 16: ...tween the solar inverter and the String Supervisor must meet the following specifications to ensure proper operation o Family CAN BUS 2x2x0 75mm VIOLET o Section 0 75mm o Colour code DIN 47100 o Ext c...

Page 17: ...ly 2x2x0 5mm o Section 0 5mm o Colour code DIN 47100 o Ext cover PVC o Characteristic impedance 120 The recommended maximum cable length is 1200m for a data transmission speed of 100Kbps For longer di...

Page 18: ...s the lower value the right wheel sets the higher value As said before each String Supervisor must be identified differently in sequence modifying the position of the switches The codification is hexa...

Page 19: ...as described in this manual either CAN or RS485 communication Once the changes in the settings are done it is necessary to disconnect the auxiliary supply from the control board and reconnect it in or...

Page 20: ...n the Software and Programming manual of the solar inverter At this point making sure the inverter is OFF the current transformers of the String Supervisors must be calibrated in the Visualization gro...

Page 21: ......

Page 22: ...ONAL SUBSIDIARIES GERMANY Power Electronics Deutschland GmbH Dieselstrasse 77 D 90441 N RNBERG GERMANY Tel 49 911 99 43 99 0 Fax 49 911 99 43 99 8 AUSTRALIA Power Electronics Australia Pty Ltd U6 30 3...

Page 23: ...www power electronics com...

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