ATESS PV-CB16M Installation & Operation Manual Download Page 5

This chapter describes overall safety instruction during installation of combiner box. 

Detail instructions regarding each installation and maintenance step please refer to 

related warning descriptions.

Please read carefully before any operation, personal injury or equipment damage caused 

by violation of this instruction is not responsibility of ATESS.

Do not touch terminals or conductors connect to inverter or pv string.

Follow connection and safety instruction.

Please follow warning label on product.

No

 

operation

 

till

 

safe

 

status

 

is

 

confirmed.

Only

 

electrician

 

or

 

qualified

 

personnel

 

are

 

allowed

 

for

 

operation

 

or

 

cable

 

connection

 

of

 

this

 

product

Warning

 

labels

 

should

 

be

 

clear

 

and

 

visible

damaged

 

ones

 

should

 

be

 

replaced

 

immediately

All

 

operation

 

and

 

cable

 

connection

 

should

 

be

 

done

 

in

 

accordance

 

with

 

local

 

guidance.

Cable

 

connection

 

during

 

the

 

day

 

should

 

be

 

done

 

with

 

pv

 

array

 

disconnected

 

or

 

cover

else

 

there

 

will

 

be

 

risk

 

of

 

electric

 

shock

 

due

 

to

 

high

 

voltage

 

potential

 .

Only

 

1

 

fuse

 

should

 

be

 

changed

 

once

multiple

 

fuse

 

change

 

simultaneously

 

is

 

not

 

allowed

 

to

 

avoid

 

electric

 

shock.

Touching

 or improper operation of PCB or electric-static sensitive 

components

 can damage components, touching of parts other than cable 

terminals

 when installing combiner box is not allowed.

Please

 follow electric-static protection guideline by wearing anti-static 

wrist

 band.

Touching of cable terminals might result in electric shock or fire hazard

Possible high voltage potential electric shock:

Please follow safety instruction in this manual and other documents.

Damaged

 

equipment

 

or

 

system

 

failure

 

might

 

cause

 

electric

 

shock

Please

 

visually

 

inspect

 

whether

 

there's

 

damage

 

or

 

other

 

risky

 

status.

Check

 

circuit

 

connection

 

and

 

other

 

equipment

 

to

 

ensure

 

safety

Please

 do not open front cover frequently to maintain water proof 

performance.

Note:

Summary of Contents for PV-CB16M

Page 1: ...f Building 3 at Sector B and 3rd Floor of Building 9 Henglong Industrial Park No 4 Industrial Zone Shuitian Community Shiyan Street Baoan District Shenzhen W www atesspower com F 86 755 2998 5623 T 86 755 2998 8492 E info atesspower com 044 ZT00015 00 ...

Page 2: ......

Page 3: ...contents major contents include safety instruction Introduces safety precautions when installing and maintaining combiner box product description Introduces combiner box system structure components function and category installation routine maintenance Introduces installation instruction and cable connection of combiner box Introduces replacement instruction of fuses etc others Introduces combiner...

Page 4: ...ent in string number and monitoring function This manual takes PV CB16M as a sample all instructions are applicable for other models also To ensure safety of operating personnel installing this product and efficient usage of this manual some information is emphasized by symbols The following list shows all symbols probably be used please read carefully means there s high risk that might cause casu...

Page 5: ...idance Cable connection during the day should be done with pv array disconnected or cover else there will be risk of electric shock due to high voltage potential Only 1 fuse should be changed once multiple fuse change simultaneously is not allowed to avoid electric shock Touching or improper operation of PCB or electric static sensitive components can damage components touching of parts other than...

Page 6: ...gether with ATESS central inverters in a solar plant solution By using combiner box pv modules are connected in series to form a string and then connect to combiner box typical connecting diagram is as below features combiner box key for front cover lock fuse bracket installation manual warranty card certification of qualification final inspection report the detail explanation of model name is as ...

Page 7: ...Different models of ATESS PV CB series combiner boxes are same in appearance if PV CB 8 Combiner is used the 8 redundant cable gland on bottom of enclosure should be sealed detail please see below figure The inner layout of PV CB16M is shown in figure 3 4 Layout varies for different models please refer to actual product The communication parameters can be seen on LEDs on the control board communic...

Page 8: ...ection fuse with too low rating affect normal operation Lower limit of fuse rating should be calculated from short circuit current of pv module It is recommended to use 1 56 Isc if there s no special requirement by local regulation according to above method user can calculate fuse rating according to pv module parameters For example Isc of pv module is 10A then fuse current rating is recommended t...

Page 9: ... damage during transportation a full inspection is recommended before installation Any damage please contact logistic company or ATESS directly electric drill wrench cross screw driver socket expansion bolt fixing angle steel Different models are same in dimension and appearance different in terminal quantity marked in dot line Dimension of combiner box is 600mmX500mmX172mm WxHxD as shown in below...

Page 10: ...e bracket which is shaded by pv module keep space surrounding combiner box for installation maintenance and better heat dissipation humid environment can damage combiner box avoid installation during rain or high humidity Note redundant terminal should be sealed in case combiner box installed horizontally Water proof gland should always be securely tightened to ensure waterproof performance Note W...

Page 11: ...grounding cables all located on the bottom of combiner box cable size should be in accordance with specification of related glands shown in below figure Recommended cable size is common cable specification it might vary for different suppliers also different size cable can be used for different pv module type it should be above the lower limit of waterproof cable gland Note step1 open front cover ...

Page 12: ...Connect cable according to drawing Check string voltage within combiner box rating Confirm negative positive pole and grounding Step1 take off waterproof cap of cable glands on bottom of combiner box Step2 Put cable marked PV1 through cable gland in bottom area marked with Input DC and then connect to PV1 terminal keep redundant cable length for fixing and bending Step3 peel protecting and insulat...

Page 13: ...l electric shock at failure Might cause combiner box damage by lightning surge Please follow related regulation to Connect grounding cable securely Test grounding resistance to make sure it s within 10 ohm Step1 loosen waterproof cap of GND cable gland Step 2 Put yellow green cable through gland keep redundant length Step 3 peel protecting layer and insulation layer of cable keep bare copper core ...

Page 14: ...rician is qualified for maintenance work in this chapter Do not leave metal parts like screw washer in the combiner box which probably will damage the equipment Combiner box should be stopped before maintenance to make sure contact part is not live Blown fuse is not recoverable it should be replaced by qualified operator in time There s high voltage potential on fuse touching fuse in operation is ...

Page 15: ...age during transportation incorrect installation modification or application extreme environment operation out of rated specification ailure or damage caused by installation repair or modification by personnel from agents other than ATESS failure or damage caused by using components or software from agents other than ATESS installation or application without following international standards Failu...

Page 16: ...ding 3 at Sector B and 3rd Floor of Building 9 Henglong Industrial Park No 4 Industrial Zone Shuitian Community Shiyan Street Baoan District Shenzhen W www atesspower com F 86 755 2998 5623 T 86 755 2998 8492 E info atesspower com Serviceline 6 3 About ATESS ...

Reviews: