SMA SB 2500 Installation - Manual (Page 67)

SMA Solar Technology AG Technical Data
Installation Manual SB25-30-IA-en-51 67
Protective Devices
General Data
Overvoltage category according to IEC 60664-1 III
Maximum cable length at conductor cross-section
of 2.5 mm² 12.5 m
DC reverse polarity protection Short-circuit diode
Input-side disconnection device Electronic Solar Switch
DC overvoltage protection Thermally monitored varistors
AC short-circuit current capability Current control
Mains monitoring SMA Grid Guard 2.1
Maximum permissible fuse protection 16.0 A
Earth fault monitoring Insulation monitoring: R
iso
> 1 M Ω
Galvanic isolation Available
Width x height x depth with Electronic Solar Switch 440 mm x 339 mm x 214 mm
Weight 32 kg
Length x width x height of packaging 532 mm x 392 mm x 318 mm
Transport weight 36.6 kg
Climatic category according to IEC 60721-2-1 4K4H
Operating temperature range − 25°C … +60°C
Maximum permissible value for relative humidity,
non-condensing 100%
Maximum operating altitude above MSL 2 000 m
Noise emission (typical) ≤ 30 dB(A)
Power loss in night operation ≤ 0.25 W
Topology LF transformer
Cooling concept Convection
Electronics degree of protection according to
IEC 60529 IP65