Install Manual

26
Refer to section 13.1 for operating characteristics in compliance with the UL 1741 SA standard.
Table 2: PCS Field Wiring Ratings – AWG / Torque
Field Wiring Use Copper Wire Only, 90°C or higher rated
Terminal Minimum Wire Size mm
2
(AWG) Maximum Wire Size mm
2
(AWG) Tightening Torque, Nm (in. lbs)
Ground Lug 16 mm
2
(6 AWG) 16 mm
2
(6 AWG) 5.0 (45)
AC Grid Terminals 10 mm
2
(8 AWG) 16 mm
2
(6 AWG) Push-lock spring cage
AC Load Terminals 10 mm
2
(8 AWG) 16 mm
2
(6 AWG) Push-lock spring cage
PV Feed Through 10 mm
2
(8 AWG) 16 mm
2
(6 AWG) Push-lock spring cage
Table 3: Battery Cabinet Electrical / Mechanical Ratings
Model D-14kWh-LFP
Battery Mfr / model / chemistry
Pylontech / US3000C / Lithium Iron Phosphate
Maximum DC Voltage
(Cabinet)
80 V DC
Operating DC Voltage Range (Cabinet)
0 to 80 V DC
DC Voltage Range at 100% Output Power
4
4.5
to 53.5 Vdc
Ma
x
DC current rating
/ Recommended DC current rating
125 A
Max wire size of main DC
70 mm
2
(AWG 2/0)
Circuit Breaker,
Positive Pole
180A or 175A, UL 489
Max wire gauge of branch circuit
50 mm
2 (
AWG1/0)
Grounding terminal,
DC negative grounded
70 mm
2 (
AWG 2/0)
Maximum Number of Battery Modules supported 16 (4 per cabinet, maximum 4 cabinets)
Battery module capacity / Usable capacity (x4 modules) 3.55 kWh / 3.2 kWh (14.2 / 12.8 kWh)
Maximum Continuous Output Power (total) 5000 W
Normal Operation Temperature Range 0 to +50 °C charge / -10 to +50 °C charge
Maximum Full Power Operating Ambient 50 °C
Storage Temperature Range ( -20 to +60 °C
Enclosure Rating Type 3R
Dimensions 22.5”W x 41.0”H x 15.6”D (572 x 1041 x 397 mm)
Weight (including 4 battery modules) 320 lbs (145 kg)
Compliance
Safety
UL
9540, UL
1973
Table 4: Battery Cabinet Field Wiring Ratings – AWG / Torque
Field Wiring Use Copper Wire Only, 90°C or higher rated
Terminal
Minimum Wire Size mm
2
(AWG)
Maximum Wire Size mm
2
(AWG)
Tightening Torque, Nm (in- lbs)
Ground Lug (internal) - 10 AWG home run per module 1.7 (15)
PCS DC+ breaker terminal - 70 mm
2
( 2/0) included 1.7 (15)
PCS DC- / field ground - 70 mm
2
( 2/0) included 4.0 (35)