Technical Data; General Specifications; Input (Pv Generator); Output (Battery) - Studer VarioString User Manual

Studer Innotec SA
VarioString

16 TECHNICAL DATA

16.1 G
ENERAL SPECIFICATIONS
Galvanic isolation
Maximum conversion efficiency
MPPT efficiency
PV grounding possibility
Consumption max en stand-by
Warranty
Weight
Dimensions h x w x l (mm)
Use in parallel
Solar generator connection
Max wire size (battery)
Glands (battery)
16.2 I (PV
NPUT GENERATOR
Maximum solar power recommended (@STC)
Maximum open circuit voltage (Voc)
Minimum functional circuit voltage
16.3 O (
UTPUT BATTERY
Nominal battery voltage
Battery input voltage range
Max. charging current of the battery at
25/40°C
Charging phases: (adjustable threshold and
duration)
Battery temperature compensation (with
accessory BTS-01)
16.4 E
NVIRONMENT
Operating ambient temperature range
Relative moisture
Degree of protection
Mounting location
16.5 P
ROTECTION
Polarity reversal of the PV generator
Polarity reversal on the battery side
Reverse current at night
Overvoltage on the battery side
Over temperature
50
)
)
V 1.0
PV +, PV -, floating
Parallel or independent connection
Connection in series
Parallel or independent connection
Connection in series
(18V)-38- 68V
120 A (60A par MPPT)
4 phases : Bulk, Absorption, Floating, Equalization
-3mV/°C/cell (ref. at 25°C)
adjustable -8 to 0 mV/°C/cell
-20°C to 55°C
Max 95%, without condensation
Indoors
none
Yes
> 98%
>99%
25 mA (1.25W)
5 years
7.5 kg
133 x 322 x 466
Up to 15 units
MC4
70 mm
2
2xPG21
7000 W
600 Vdc
900 Vdc
200 Vdc
400 Vdc
48V
IP20
yes
no
no
yes
User manual