example electrical and mounting diagrams

Reviewed for Code Compliance

City of San Jose, Building Division BOTH CIRCUIT CONDUCTORS WILL BE IN THE SAME Building Electrical 1-1/4" CONDUIT AND MUST BE LESS THAN 24" IN LENGTH. Plumbing Mechanical Updated 2025/09/24

(3)#8 AWG THWN-2 CONDUCTORS Date:
(3)#3 AWG THWN-2 CONDUCTORS ENERGY SERVICES
(1)#10 AWG GROUND
(1)#8 AWG GROUND
(1)3/4" EMT
(1)1-1/4" EMT
(2)#10 PV-WIRE CONDUCTORS (1)#18 AWG 4-WIRE SHIELDED COMS CABLE (600V) OR
METER# XXXXXXXX

(2)#10 AWG THWN-2 CONDUCTORS
(1)#10 AWG GROUND
(2)#10 PV-WIRE CONDUCTORS
(1)3/4" EMT
(1)#6 AWG GROUND NC3V+ NC NO3V+ 1 LUNAR MAXIMIZER, PER 1 MODULEGRID 100A-2P NO LUNAR ENERGY BRIDGE (MOUNTED UNDERNEATH MODULE) 13V+ CAN HI (INSIDE GARGE) ON/OFFCAN LOW SWITCHGND 13V+ GND PV1 GND CAN HI PV2 PV3 PINCBA VPV INPUT 1 CAN LOW (E)100 AMP MAIN 17 Modules in SeriesPV INPUT 2 GND PCBASERVICE PANEL STRING 1 100A-2P GRID REC SOLAR REC360TP4 SITE ADDRESS: LUNARBREAKER MAXIMIZER HUBLUNAR ENERGY INTEGRATED (AT ARRAY)5.0kWh BATTERY BLOCK 100A-2P INTERNAL LOAD BACKUP BREAKER BUSBAR(3)#3 AWG THWN-2 CONDUCTORS

LUNAR ENERGY(1)#8 AWG GROUND INTEGRATED(1)1-1/4" EMTREVISION:

5.0kWh BATTERY BLOCK50A-2P
REV: DESCRIPTION: DATE:

50A-2P LUNAR ENERGY INVERTERA PLAN CHECK CMMNTS 1 10/07/24 INTEGRATED BREAKER

5.0kWh BATTERY BLOCK LUNAR ENERGY INTEGRATED
5.0kWh BATTERY BLOCK LUNAR ENERGY
BATTERY LE-ESS-20KWH (E)125 AMP INVERTER 10-005025 SUB PANEL (EXTERIOR WALL)

SCALE: DATE:

N/A 14-Oct-24

“Producers storage device(s) will not cause the Host Load to exceed its normal peak demand. NormalTITLE: peak demand is defined as the highest amount of power required from the Distribution System by

ELECTRICAL 1

AC-coupled PV in Backup

LUNAR ENERGY BRIDGE BUSBAR LEAVING ONLY A (N) 100AMP BREAKER THAT FEEDS THE EXISTING PV SYSTEM LUNAR ENERGY BRIDGE IN THE MAIN SERVICE PANEL.

20A-2P 10 Modules GENERATION INTERCONNECTION COMPLIES WITH 705.12(B)(3)(3)

(3) #8 AWG THWN-2 CONDUCTORS
20A-2P

(1) #10 AWG GROUND
9 Modules

(E) AC DISCONNECT
(1) 3/4" EMT
(E) LOAD CENTER
SQUARE D DU222RB

CT(LIMITER) SENSORS

SITE ADDRESS: EXISTING LOADS RELOCATED FROM THE MAIN SERVICE PANEL

METER# 1008162886 LUNAR ENERGY BRIDGE (EXTERIOR WALL)

13V+ 100A-2P REVISION: CAN HI CAN LOW GND REV: DESCRIPTION: DATE: 100A-2P 100A-2P GRID BREAKER

(2) #10 PV-WIRE CONDUCTORS OR
(2) #10 AWG THWN-2 CONDUCTORS
(1) #10 AWG GROUND
(2) #10 PV-WIRE CONDUCTORS
(1) 3/4" EMT
(1) #6 AWG GROUND NC3V+

1 LUNAR MAXIMIZER, PER 1 MODULE NO3V+ GRID NC NO (MOUNTED UNDERNEATH MODULE) 13V+ ON/OFFCAN LOW CAN HI SWITCHGND GND PV1 GND PV2 PV3 PCBA INVPV INPUT 1 12 Modules in SeriesPV INPUT 2 STRING 1 PCBA

HYUNDAI HiS-S400YH(BK) LUNAR MAXIMIZER HUBLUNAR ENERGY INTEGRATED (AT ARRAY)5.0kWh BATTERY BLOCK INTERNAL BACKUP BUSBAR 40A-2P 40A-2P EATON ABLEEDGE SMART BREAKER

(E) PV SYSTEM
50A-2P 50A-2P BREAKER INVERTER/BATTERY

(E) 125 AMP MAIN SERVICE PANEL
(3) #3 AWG THWN-2 CONDUCTORS
(1) #8 AWG GROUND
(1) 1-1/4" EMT
(3) #8 AWG THWN-2 CONDUCTORS
(1) #10 AWG GROUND
(1) 3/4" EMT
(1) #18 AWG 4-WIRE SHIELDED COMS CABLE (600V)
CIRCUITS FOR BACKUP WILL BE RELOCATED INTO THE LUNAR ENERGY BRIDGE BACKUP BUSBAR. IF ALL CONDUCTORS WILL BE IN THE SAME 1-1/4" CONDUIT THEN IT MUST BE LESS THAN 24" IN LENGTH, OTHERWISE CONDUIT FILL AND WIRE SIZE MUST BE ACCOUNTED FOR PER CIRCUIT AND CONDUIT.

LUNAR ENERGY SERVICES 755 RAVENDALE DR. MOUNTAIN VIEW, CA 94043

CSL: 1119266 CLASS: C10

CLIENT:

LUNAR ENERGY INTEGRATED
5.0kWh BATTERY BLOCK LUNAR ENERGY INTEGRATED
5.0kWh BATTERY BLOCK LUNAR ENERGY INTEGRATED
5.0kWh BATTERY BLOCK
LUNAR ENERGY BATTERY LE-ESS-20KWH (EXTERIOR WALL)

“Producers storage device(s) will not cause the Host Load to exceed its normal peak demand. Normal peak demand is defined as the highest amount of power required from the Distribution System by Producers complete facilities without the influence or use of the energy storage device(s).”

SCALE: DATE:

N/A 6-May-25

TITLE:

ELECTRICAL 1

Meter Socket Adapter

CTRL CONNECTDERCOM1 ISLANDER V-1-A-XCOM2 COM1

MLUNAR ENERGY

LE-MSAC-o1 #SSTAMP #ESTAMP EXISTING 100A MAIN BREAKER (1) LUNAR ENERGY END FED 10-005025 EXISTING 100A 9600 WATT INVERTER MAIN PANEL LUNAR ENERGY: 100A BUS (1) LE-ESS-20KWH

(4) BATTERY MODULE
FACILITY LOADS 10-005203 2 3 1 ELIN ENERGY (SIRIUS PV): ELNSM54M-HC-410 STRING 1 OF 10 MODULES FACILITY GROUND (WITH 10 LUNAR MAXIMIZERS)

(N) 50A PV & ESS LUNAR BREAKERCOM2ENERGY
MAXIMIZER • POINT OF INTERCONNECTION: CEC 2022 705.13, PCS HUB • METER NUMBER: 1008357639

CONDUIT SCHEDULE

|TAG|CIRCUIT DESCRIPTION||CONDUCTOR|NEUTRAL||GROUND|CONDUIT|
|---|---|---|---|---|---|---|
|COM|Communication Wire|(1) 14 AWG|N/A||N/A|Open Air|
|1|Inverter Input|(2) 10 AWG (PV WIRE)|N/A|6 AWG (BARE)||Open Air|
|2|Inverter Input|THHN/THWN-2 (2) 10 AWG|N/A|8 AWG THHN/THWN-2||3/4 EMT|
|3|Inverter Output|(2) 8 AWG THHN/THWN-2|(1) 8 AWG THHN/THWN-2|8 AWG THHN/THWN-2||3/4 EMT|

PRODUCERS STORAGE DEVICE(S) WILL NOT CAUSE THE HOST LOAD TO EXCEED ITS NORMAL PEAK DEMAND. NORMAL PEAK DEMAND IS DEFINED AS THE HIGHEST AMOUNT OF POWER REQUIRED FROM THE DISTRIBUTION SYSTEM BY PRODUCERS COMPLETE FACILITIES WITHOUT THE INFLUENCE OR USE OF THE ENERGY STORAGE DEVICE(S).


PANEL 1 OF 2

POINT OF INTERCONNECTION::CEC 2022 705.12(B)(3)(3),
GATEWAY FEEDER BREAKER AT OPPOSITE END OF
CENTER-FED PANELBOARD
METER NUMBER: 1011172114
EQUIPMENT CHARACTERISTICS
INCLUDED IN SPEC SHEETS
NOTE: TOTAL PV BACKFEED
= 50A USED FOR INTERCONNECTION CALCULATIONS

CONDUIT SCHEDULE
TAG CIRCUIT DESCRIPTION CONDUCTOR NEUTRAL GROUND CONDUIT
1 Inverter Input (2)10AWG(PVWIRE) N/A 10AWG(BARE) Open Air
2 Inverter Input (2)10AWGTHHN/THWN-2 N/A 10AWGTHHN/THWN-2 3/4EMT
3 Inverter Output (2)6AWGTHHN/THWN-2 (1)6AWGTHHN/THWN-2 8AWGTHHN/THWN-2 3/4EMT
4 Panel Feeder (2)3AWGTHHN/THWN-2 (1)3AWGTHHN/THWN-2 8AWGTHHN/THWN-2 1EMT
MODULE CHARACTERISTICS
LONGI GREEN ENERGY TECHNOLOGY CO LTD:LR5-54HABB-400MOPEN CIRCUIT VOLTAGE 400W37.05V
MAX POWER VOLTAGE 30.94V
SHORT CIRCUIT CURRENT 14.88A

SUPPLY OF ESS SHALL BE EQUAL TO OR GREATER THAN THE LARGEST SINGLE BACKUP LOAD PER 2022 CEC 710.15(A)

| |
| --- | --- |
| CUSTOMER RESIDENCE: |
| PROJECT NUMBER: |
| |
| ELECTRICAL |
| REV:A1 10/29/2024 |
| PAGE PV-4.0 |


EGC: THHN/THWN-2 #10
E
#8
EGC: THHN/THWN-2 #6
D
#2/0
EGC: THHN/THWN-2 #10
C
#8
EGC: THHN/THWN-2 #10
B
#10
#6
A
#10
(AWG)
WIRE GAUGE

REQUIRED BY FIELD CONDITIONS.

WIRE AND CONDUIT SCHEDULE
TAG WIRE GAUGE(AWG) QTY DESCRIPTION CONDUIT/CABLESIZE&TYPE
A #10 2 PV WIRE FREE AIR
A #6 1 EGC: Bare CU FREE AIR
B #10 2 THHN/THWN-2 3/4"EMT
B #10 1 EGC: THHN/THWN-2 3/4"EMT
C #8 3 THHN/THWN-2 3/4"EMT
C #10 1 EGC: THHN/THWN-2 3/4"EMT
D #2/0 3 THHN/THWN-2 2"EMT
D #6 1 EGC: THHN/THWN-2 2"EMT
E #8 3 THHN/THWN-2 3/4"EMT
E #10 1 EGC: THHN/THWN-2 3/4"EMT

ELECTRICAL NOTES

(N) 50A, 2P
BACKUP LUGS
50A, 2P

(200A MAX) PANELBOARD

G

  1. EQUIVALENT SPECIFICATION ON CABLES AND ELECTRICAL EQUIPMENT SPECIFIED ARE ACCEPTABLE.

200A, 120/240 V,
(N) LUNAR BRIDGE (90-001221)

LUGS
BACKUP
NON-

MLO

lunar energy
14.28 KW GRID-TIED PHOTOVOLTAIC SYSTEM20 kWh ENERGY STORAGE SYSTEM
REV DESCRIPTION
DRAWN BY:M.Oliana DATE:09-11-2024
SHEET NAME:ELECTRICALSINGLE-LINE DIAGRAM SHEET NUMBER:E-1

METER
SITE
INTERNAL
PCBA
NEMA-3R


PV MODULE RATING @ STC
MANUFACTURER JA SOLAR JAM54S31-405/MR[405W]
MAX. POWER-POINT CURRENT(IMP) 12.98 AMPS
MAX. POWER-POINT VOLTAGE(VMP) 31.21 VOLTS
OPEN-CIRCUIT VOLTAGE(VOC) 37.23 VOLTS
SHORT-CIRCUIT CURRENT(ISC) 13.87 AMPS
NOM. MAX. POWER AT STC(PMAX) 405 WATT
MAX. SYSTEM VOLTAGE 1500V
VOC TEMPERATURE COEFFICIENT -0.275%/C