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21

Quick Installation Guide for Solar Power Inverter M50A_12s EU V4 EN 2018-10-24

To perform the commissioning steps described 

in this section the inverter must be supplied with 

either AC power (grid) or DC power at both DC 

inputs (solar modules) 

1. 

Turn the AC/DC disconnector to the 

ON

 position 

Français

Deutsch

English

Select language

2. 

Use the 

 and 

 buttons to select the 

English

 language and then press the 

ENT

 button 

France LV VFR2014
G59-3 230 HV
GERMANY LV
GERMANY MV
INDIA

3. 

Use the 

 and 

 buttons to select your country or mains type and then press 

the 

ENT

 button 

      Yes / No

    UK G59-3 230

set country:

Are you sure to

4. 

Check that the correct country or mains type is selected 

If the correct country is selected, use the 

 and 

 buttons to select the 

Yes

 

entry and the press the 

ENT

 button 

To change the selection, press the 

EXIT

 button 

 

→ The inverter starts a self-test lasting approx  2 minutes  The remaining time is 

shown on the display  

 

 

Sunspec prot.

Delta/Solivia prot.

NOTICE

The Delta protocol is the Delta Modbus protocol and is intended for utilization with the 
Delta Service Software 

5. 

Use the 

 and 

 buttons to select SUNSPEC as RS485 protocol option and 

then press the 

ENT

 button 

      Yes / No

   Sunspec prot.

set protocoll:

Are you sure to 

6. 

Check that the correct protocol is selected 

If the protocol is selected, use the 

 and 

 buttons to select the 

Yes

 entry and 

then press the 

ENT

 button 

Press the 

EXIT

 button to change the selection

 

      ID=001

   Setting ID:

 

NOTICE

If multiple inverters are connected to the PV system then a different inverter ID must set for 

each inverter  For example, the inverter ID is used in monitoring systems to uniquely iden-

tify each inverter 

7. 

Use the 

 and 

 buttons to set the individual digits and then press the 

ENT

 

button 

Commissioning – basic settings

Summary of Contents for M50A_12s

Page 1: ...Solar inverter M50A_12s Europe United Kingdom Quick Installation Guide...

Page 2: ...re versions are listed on the display in the Inverter Info menu The Delta manuals undergo continuous revision in order to pro vide you with complete information regarding the installation and operatio...

Page 3: ...ompleted ensure that the cover is properly replaced and screwed in Check that the cover is properly sealed To comply with the IEC 62109 5 3 3 safety requirements and avoid injury or material damage th...

Page 4: ...tact MC4 plug for DC 32 0017P0001 UR for 4 6 mm2 Grounding screw 1 To ground the inverter housing with spring washer washer and lock washer mounted on the inverter 12 Multi Contact MC4 plug for DC 32...

Page 5: ...s and LED 4 Electrical connections 2 Fuse box with string fuses and overvoltage conductors 5 Fans 3 Air inlets 6 Type plate Electrical connections 1 2 3 4 5 6 1 Grounding connection 4 DC connections 2...

Page 6: ...r must be grounded if this is required by local regulations WEEE mark The inverter must not be disposed of as standard household waste but in accordance with the applicable elec tronic waste disposal...

Page 7: ...er on a fireproof wall Attach the inverter so that the information on the display can be read and the buttons can be operated without any problems Mounting alignment Mount the inverter vertically Outd...

Page 8: ...temperature range without derating and the Operating temperature range When the Operating temperature range without derating is exceeded the inverter reduces the AC power fed into the mains When the O...

Page 9: ...9 Quick Installation Guide for Solar Power Inverter M50A_12s EU V4 EN 2018 10 24 Dimensions 82 460 14 31 14 128 20 193 25 612 101 12 278 198 740 402 12 435 6 5 5 5 5 5...

Page 10: ...l 1 Attach the mounting plate to the wall the mounting system with 6 or 12 M6 screws 2 Mount the inverter on the mounting plate 3 Check that the inverter is correctly mounted on the mount ing plate 4...

Page 11: ...he inverter housing under the toothed lock washer to achieve a better electrical contact Attaching warning notices to the inverter Attach all necessary warning notices to the inverter Always follow th...

Page 12: ...0126 1 1 2013 08 6 6 2 Integrated string fuses and surge protection devices Replace damaged string fuses with devices of the same type and from the same manufacturer Surge protection devices are avail...

Page 13: ...necting to a 3 phase grid with a neutral conductor 3P3W L1 L2 PE L3 Connecting to a 3 phase grid without a neutral conductor 3P4W L1 L2 PE N L3 1 Pull all necessary parts of the AC plug over the cable...

Page 14: ...mm 1 2 3 4 D1 D2 1 2 3 4 D1 D2 1 2 3 4 D1 D3 1 2 3 4 D1 D2 D3 X A B C 4 3 Var Cable diameter Seal Torque nut 4 Gap X A 30 8 44 7mm D1 6 5 20 0 Nm 1 7 5 mm B 26 8 35 4mm D1 D2 11 0 17 0 Nm 1 6 mm C 21...

Page 15: ...sealing cap from the AC connection and store in a safe place 8 Plug the AC plug into the AC connection on the inverter and tighten 9 Fasten the AC cable with a strain relief element 10 If the inverte...

Page 16: ...ICE Incorrectly dimensioned solar system An solar system of the wrong size may cause damage to the inverter When calculating the module string always pay attention to technical specifications input vo...

Page 17: ...ections are supplied with the inverter If you want to order more or need a different size see the infor mation in the following table a b DC connections on the inverter DC plugs for DC cables a b Mult...

Page 18: ...gainst electromagnetic interference EMI Terminal pairs 3 4 or 5 6 can be used It doesn t matter which terminal pair is used The second terminal pair is only required when connecting several inverters...

Page 19: ...or on the first inverter After commissioning the inverters set a unique inverter ID for each see Inverter ID page 23 ON 1 ON 1 ON 1 RS485 Termination resistor ON Termination resistor OFF Termination r...

Page 20: ...V1 K3 Set maximum active power to 60 6 K4 V1 K4 Set maximum active power to 100 7 K5 V1 K5 Reserved 8 K6 V1 K6 Reserved Dry contacts Event Description Disable The function of the dry contacts is disab...

Page 21: ...on To change the selection press the EXIT button The inverter starts a self test lasting approx 2 minutes The remaining time is shown on the display Sunspec prot Delta Solivia prot NOTICE The Delta pr...

Page 22: ...displayed Commissioning basic settings Date and time E Today 0kWh Power 0W Status On Grid 12 Jun 2016 16 02 1 If the default information is displayed press the EXIT button to open the main menu Otherw...

Page 23: ...irm a numeral AC Connection 3P4W EPO Normal Open Anti islanding ON Max Power 55000W Return to Factory 4 Use the buttons and to select the entry AC connection and press the ENT button 5 Use the and but...

Page 24: ...To change this setting you need a special password that you receive from Delta customer service You can find the contact information on the back of this document E Today 0kWh Power 0W Status On Grid 1...

Page 25: ...ct Warning 3 This function is protected with password 5555 Use the and buttons to set the individual numerals Press the ENT button to confirm a numeral Grid Settings DC Injection Dry Cont RCMU ON EPO...

Page 26: ...uit power upon fault 72 A 12 A per string Number of MPP trackers Parallel inputs 1 MPP tracker separate inputs 2 MPP trackers Number of DC inputs total DC1 DC2 12 6 6 Electrical isolation No Overvolta...

Page 27: ...Safety class as per IEC 60529 IP65 Safety class as per IEC 61140 I Soiling class as per IEC 60664 1 II Overload behavior Current limit power limit Safety IEC 62109 1 2 CE compliance EMC EN 61000 6 2...

Page 28: ...0800 800 9323 toll free Greece support greece solar inverter com 49 7641 455 549 Great Britain support uk solar inverter com 0800 051 4281 toll free Israel supporto israel solar inverter com 800 787...

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