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Introduction

9

user’s manual inverter SE3.3Ni - SE3.8Ni - SE4.6Ni

Fig. 1.1.1 Grid Connected Solar System Overview

1.2 Specifications

100-450 V

DC

500 V

DC

Maximum DC power
MPP Voltage range
Maximum voltage range
Maximum current
Number of MPPT’s
Maximum number of Strings

DC Input

4,5 kWp

5 kWp

20 A (2x10A)

SE3.3Ni

SE3.8Ni

SE4.6Ni

6 kWp

20 A (2x10A)

30 A (3x10A)

1-2

1-2

1-3

2

2

3

AC Output

Nominal power
Maximum power
Maximum effective current
Nominal voltage
Nominal frequency
Harmonic distortion (THD)
Power factor
Galvanic insulation
Number of phases

3,3 kW
3,8 kW

16,52 A

3,8 kW
4,4 kW

19,13 A

230 VAC

50 Hz

<3%

>0,99

Assured by RCMU*

Single phase

4,6 kW
5,1 kW

22 A

SE3.3Ni

SE3.8Ni

SE4.6Ni

General characteristics

IP 65
<1 W

Forced ventilation

LED / LCD

RS232C / RS485

580 x 422 x 182 mm.

-20ºC to +55ºC (without derating)

Maximum 95%

MC4

RST25i3

22,5 Kg.

23 Kg.

Yield maximum
Yield UE
Level of protection
Own consumption (stand by)
Cooling system
Display
Comunications
Dimensions
Weight
Operating temperature
Ambient humidity
Type of DC connection
Type of AC connection

SE3.3Ni

SE3.8Ni

SE4.6Ni

22,5 Kg.

96,3%
95,1%

95,1%

95,4%

96,3%

96,2%

Utility Grid

Load

SE Inverter

String A

String B

String C

Fuse box

º ¾

Ä

Ê

Содержание SE3.3Ni

Страница 1: ...nverters...

Страница 2: ...ppreciates your support for our products truction manual carefully in its entirely before handling the Inverter...

Страница 3: ...in normal operation There is the risk of burn injury by ed during all phases of operation service installation and repair of this device Failure ngs elsewhere in this manual violates safety standards...

Страница 4: ...ent or parts e safe operation of the device If special problems arise which are not described in ur specialized dealer or technician relevant electrical installations stipulated by local distribution...

Страница 5: ...rn the device for overhaul if some fault is caused sembly in the inverter without manufacturer s authorization unless specified elsewhere ectric shock or fire and void the warranty AWG 90 C 194 F Copp...

Страница 6: ...ake sure the DC than 500 VDC in any case s away from any possible hazards that could damage the cables er disconnection of all PV DC inputs Allow five 5 minutes for the inverter to ely Cover the array...

Страница 7: ...er of the AC cable of the DC cable of the communication cable Parallel e 8 8 9 10 11 11 12 15 16 18 20 26 28 28 29 31 35 Table of Contents user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni...

Страница 8: ...ror Messages n ations on 44 44 47 50 50 51 52 53...

Страница 9: ...lled and When at least one of the DC input voltages generated by the photovoltaic module er the pre set threshold value the embedded controller is then waked up and goes oring mode because the pre set...

Страница 10: ...580 x 422 x 182 mm 20 C to 55 C without derating Maximum 95 MC4 RST25i3 22 5 Kg 23 Kg Yield maximum Yield UE Level of protection Own consumption stand by Cooling system Display Comunications Dimensio...

Страница 11: ...tive EN 50178 Electromagnetic Compatibility Directive EN 61000 6 4 EN 55011 EN 61000 6 2 EN 61000 4 2 EN 61000 4 4 Complies with RD 661 2007 RD 1663 2000 DK 5940 and VDE 0126 1 1 Standards Due to our...

Страница 12: ...er for better ventilation to sustain the inverter with sed to the sunshine to keep 55 C reach temperature over materials an appropriate sive liquids and or gases er loss r a masonry wall with the Fig...

Страница 13: ...shown in the figure 2 2 1 below mark the locations where holes shall be drilled The holes shall be 50 mm depth into Installation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni 2 2 1 Remove side screw...

Страница 14: ...n the wall with the anchors as shown in Figure 2 2 3 be lifted up and hooked onto the bracket as shown in Figure 2 2 4 13 Fig 2 2 3 Fasten the mount bracket 2 2 4 Hooking inverter onto the bracket The...

Страница 15: ...Installation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni fasten the inverter on the bracket with two side screws see Figure 2 2 5 to prevent 5 Fasten the inverter with two side screws...

Страница 16: ...ed to connect to PV strings through circuit breakers that shall be placed close to the nication to a remote computer or terminal AC connection terminal is used to connect e closed to the distribution...

Страница 17: ...and DC wirings The cable must be adequately dimensioned n UV radiation and other possible hazards used to connect the inverter to the grid ain utility is switched OFF before connect the power cable f...

Страница 18: ...C power cable shall be less than 1 25 ection of up to 4 mm2 C connector connector connector nstalled with a separate circuit breaker with 25A type B No other appliances may be properly as described ab...

Страница 19: ...t up to three 3 independent PV strings string A B and C wo 2 PV strings string A and C aximum power of 4500W and maximum current of 10A There are two 2 terminals bottom of the inverter used for the DC...

Страница 20: ...00V in any condition to the terminal labeled and the cable of the DC input voltage shall be connected inverters away from any possible hazards that could damage the cables ice after disconnection of a...

Страница 21: ...h and sixth open the front lid of the inverter to select the right dipswitch and switch to ON position occur within the enclosure of the SE inverter The communication cables within the ed away from th...

Страница 22: ...21 The pin numbers of the RJ 45 connectors and the corresponding signals are described in the Figure 2 3 3 3 Fig 2 3 3 3 RJ 45 Pins and Signals...

Страница 23: ...are only on the RJ45 L Therefore as shown in the Figure 2 3 3 4 ote PC or terminal when the RS 232 interface is selected Installation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni Fig 2 3 3 4 RS 232...

Страница 24: ...connections shown in the Figure 2 3 3 5 nverter The assembly of the plug is shown in the figure 2 3 3 7 and the pin numbers plug and its corresponding connector on the PC or terminal end are left for...

Страница 25: ...Installation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni 6 Pin Number of the Waterproof RJ 45 plug...

Страница 26: ...25 3 7 Assembly of the Waterproof RJ 45 plug...

Страница 27: ...i SE3 8Ni SE4 6Ni ower is requested In the parallel configuration each inverter shall connect to its own to more than one inverter This may cause the inverter to work abnormally Fig 2 4 1 3 Fig 2 4 1...

Страница 28: ...27 2 4 2 Parallel configuration of inverter incorrect 7...

Страница 29: ...inverter is powered up and enters the system check mode In this s diagnostic and detects all parameters that will be stored for future use This stage oring mode In this operating mode the inverter mon...

Страница 30: ...detected a malfunction of the ENS and has stopped feeding the power to e removed on field It needs service personnel coming to remove the problems e the PV strings in either the independent mode or th...

Страница 31: ...d B the PV string A and B will be connected in parallel internally If all three PV jumpers that shall be placed between A and B as well as B and C For the models of ring A and C supported Two jumpers...

Страница 32: ...ock er factor PF 1 to the utility during operation The inverter continues sensing the rrent waveform in phase with the utility voltage ar energy SE inverters are designed to track and absorb the maxim...

Страница 33: ...6Ni Inverter Operation Failure Ground Fault KEN 6Ni Inverter Operation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni g 3 3 1 Front panel of the SE inverter...

Страница 34: ...initialization The inverter is in System Check mode The inverter is in Monitoring mode The inverter is in Grid Feeding mode The inverter has no AC connection or the AC source is out of range The inve...

Страница 35: ...nverter SE3 3Ni SE3 8Ni SE4 6Ni s Description The inverter is in Idle mode There is no DC power coming from PV array System is powered off Ground fault detected Warning is detected Power de rating is...

Страница 36: ...nitoring mode if a fault condition that could ill go into the fault procedure that the system could return to regular procedure once that an island condition is detected due to the grid lost its power...

Страница 37: ...umber of the inverter software versions of the rror messages which are listed in the Error Message Table on section 3 6 n X X X o i s r e V n X X X o i s r e V F a l e t u r m e s s a g e o n X X X o...

Страница 38: ...elow PU Sequential and Current controllers will be displayed on the LCD And then the 485 communication are displayed e system enters the System Check mode that is then indicated on the LCD X X X X X...

Страница 39: ...If all data needed for grid feeding is in the acceptable range the e The following information tells users that the system will go into the grid feeding mode he three DC input voltages and the existi...

Страница 40: ...s the information meters of both DC and AC and display on the LCD how the following information in order and repeatedly until the system goes to other X X X X X X V H z X o r e i n g I n t i n o M s o...

Страница 41: ...essages will be displayed if power de rating occurs When Temp message is presented he IpvA B and or C message shows that the power de rating is caused by restricting er each PV string The Iac and Pac...

Страница 42: ...PVB and VPVC are the incoming voltages from PV array A B and C respectively V array A B and C in watts VAC PAC IAC and FAC are the voltage power current r a t n e g i e D V X X V V P V B V P V C A X X...

Страница 43: ...o the grid up to hown when occasions occur When EEPROM message is presented the system has urrent has been detected on one and or two DC input sources IPVX and or IPVY OC ng A B or C For the COMM mess...

Страница 44: ...Version X XX S N XXXXXXXXXX ADDRESS 1 Grid NA Mode System Checking Waiting Mode Mode Monitoring Low Insolation Mode Monitoring NewtConnect XXX s VpvA VpvB VpvC XXXV XXXV XXXV Vac XXX XV Fac XX XHz Mo...

Страница 45: ...display the error message on the LCD Qualified and debug if needed according to the error message in order to resume normal ndition s by referring to the table below and then remove the fault conditi...

Страница 46: ...ing limit urrent injected into the AC grid is detected tion resistance between PV array and the ground is below the safe imit C bus voltage is over the upper limit C bus voltage is under the lower lim...

Страница 47: ...Operation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni Description easurement comparison error or defective hardware nt on the DC side data is out of range data is lost...

Страница 48: ...o contact your merchant or t SILIKEN directly urchasing the device s sent back together with a copy of the original purchasing invoice Besides the type uded for direct or consequential damages to the...

Страница 49: ...ser s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni ice the product could be sent back using the original shipping box and the packing d to be included in the package d with the return product Please write...

Страница 50: ...49 RRANTY REGISTRATION FORM hanges in product technologies as well as new developments in software and features nformation about your inverter Please register immediately after purchasing pe ber s ed...

Страница 51: ...Technical Documentation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni Fig 5 1 1 Outline Drawing 580 2 198 6 115 155 310 36 180 55 9...

Страница 52: ...without prior notice SE4 6Ni 6 kWp 30 A 3x10A 1 3 3 U 4 6 kW 5 1 kW 22 A SE4 6Ni General characteristics IP 65 1 W Forced ventilation LED LCD RS232C RS485 580 x 422 x 182 mm 20 C to 55 C without dera...

Страница 53: ...Technical Documentation user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni 6Ni Efficiency of the SE3 8Ni Fig 5 3 2 Efficiency of the SE3 8Ni 3Ni...

Страница 54: ...inverter is mounted at an appropriate place with good ventilation and not xceed 10A the SE inverter will restrict it to the operating limit which is 10A per string n happens frequently it needs to che...

Страница 55: ...ser s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni id is limited according to the specifications listed in Section 1 3 Even the output power er will still restrict the delivery output current within the ma...

Страница 56: ...55...

Страница 57: ...Notes user s manual inverter SE3 3Ni SE3 8Ni SE4 6Ni...

Страница 58: ......

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