Battery Connection - Studer next 3 Guía Rápida

Wiring
2'
L1 L2 L3 N
AC Source
Earthing
• min 16mm , same section as
2
the AC cables up to 25mm
2
• The solar generator must be
class II insulated
CAN BMS
GND
Communication with Lithium
CANH
batteries
CANL
shield
Connector included
Check list
bus termination
RS485i
GND
Modbus communication
D+
connector included
D-
shield
bus termination
Remote entries
+12V
2 remote inputs
In1
In2
connector included
return
nx tempsensor
Temperature sensor for
lead-acid batteries
8
+
L1 L2 L3 N L1 L2 L3 N
AC Loads AC Flex
RTC
battery
+
Communication
studer nx communication bus
studer
2x RJ45 black at cable: nx
nx bus 1
interface, multi-units
O
O
T
bus termination
T
studer
nx bus 2
O
Auxiliary contacts
T
NC 2 auxiliary contacts (outputs)
C
connectors included
NO
NC
C
NO
-

Battery connection

- • 4 x 70mm cable M8, 10Nm
2
(Up to 4x95mm
BATTERY
Protection device
(battery side)
• 400A
M8
Solar PV (MPPT 1, MPPT 2)
• 2.5-6mm
Protection device (PV side)
BAT+, M8
Overvoltage protection, SPD : 4x900Vdc (1 per input)
M8, 10Nm)
2
BAT-, M8
AC
EN The device must be installed in accordance with local standards and regulations in force.
FR L'appareil doit être installé conformément aux normes et réglementations locales en vigueur.
DE Das Gerät muss gemäß den geltenden örtlichen Normen und Vorschriften installiert werden.
El dispositivo debe instalarse de acuerdo con las normas y regulaciones locales vigentes.
ES
T10
cable, Sunclix connector
2
string 1.1
In parallel,
*
similar strings
string 1.2
with the same
number of
string 2.1
modules
string 2.2
• Up to 5 x 25mm 2 cable, 1.6Nm
Protection device AC to protect cables,
circuit breaker type B
Protection device AC to protect people
RCCB/RCD, check earth scheme
Overvoltage protection SPD
9