Caution: Only qualified personnel should perform work on photovoltaic systems such as installation, commissioning,
maintenance and repairs. Be sure to follow the safety instructions for all system components. Ensure relevant local codes
and regulations for health and safety and accident prevention are observed.
REC Peak Energy 72 Installation Manual - UL 1703
Rev C.3 - 02.16
Ref: NE-06-06-C
2
IntRoDuCtIon 3
How to use tHIs MANuAL
3
YouR ResPoNsIBILItY As AN INstALLeR
3
suPPoRt 3
LIABILItY DIsCLAIMeR
3
ElECtRICal InstallatIon
4
eLeCtRICAL ReQuIReMeNts
4
I)
sYsteM ReQuIReMeNts
4
II) CoNNeCtIoN
4
III) stRINg CoNfIguRAtIoN
4
Iv) wIRINg LAYout
4
v) JuNCtIoN Box, CoNNeCtoRs AND MAteRIALs
4
vI) CABLe MANAgeMeNt
4
vII) eLeCtRICAL RAtINgs
4
sAfetY MeAsuRes
4
I)
sAfetY IN tHe woRkINg AReA
4
II) PReveNtINg CuRReNt geNeRAtIoN
4
III) sPeCIfIC HAzARDs of DC eLeCtRICItY
4
Iv) sAfetY ReQuIReMeNts
4
mECHanICal InstallatIon
5
fIRe guIDeLINes
5
oRIeNtAtIoN 5
eNvIRoNMeNtAL fACtoRs
5
PANeL HANDLINg
5
II) CLAMP sPeCIfICAtIoNs
6
mountInG tHE panEls
6
PANeL INstALLAtIoN
6
RAIL sPeCIfICAtIoNs
6
gRouNDINg 8
ConnECtIons anD ConnECtoRs
9
PRoteCtINg tHe CABLes
9
seCuRINg CABLes AND CoNNeCtoRs
9
maIntEnanCE 9
CLeANINg INstRuCtIoNs
9
sYsteM INsPeCtIoN
9
ReCYCLINg
9
panEl InfoRmatIon
10
teCHNICAL INfoRMAtIoN
10
DoCumEnt HIstoRy
11
number
title
page
number
title
page
fig. 1
Panel mounting options
6
fig. 6
Mounting holes
7
fig. 2
Rail specifications
6
fig. 7
Mounting using mounting holes
7
fig. 3
Clamp specifications
6
fig. 8
Drainage holes
8
fig. 4
Long side mounting
7
fig. 9
Recommended grounding
8
fig. 5
Panel secured at four points
7
fig. 10
Minimum bend radius
9
fig. 11
Panel dimensions
10
tablE of fIGuREs
CoNteNts