6- Boring And Dimensions; 7- Technical Charateristics - ITALFARAD SPC Instrucciones De Uso

6. Boring and dimensions
7. Technical characteristics
Power supply
Power rating
Weight
Input voltage
Input impedance
Input current
Current overloadind
Load rating of current circuit
Voltage measuring accuracy
Current measuring accuracy
Current measuring resolution
Current THD measuring accuracy
Temperature measuring accuracy
Timing accuracy
Contacts of cooling device relay
Contacts of alarm device relay
Connections
Operating temperature range
Relative humidity
Storage temperature range
IT ALFARAD S.p .A. vi a IV novembre n.1 Minerbio (BO) It aly
115-230 Vca -15% +10% 50/60 Hz
4 VA
450 g
direct 80-540 V 50 Hz
through VT 220/100 V 50Hz
(60 Hz upon request)
1.6 MW
direct up to 5 A or from CT with secondary 5 A
20% permanent
<0.1 VA
± 1% f.s.
± 1% f.s.
10 mA x CT
± 1% f.s. with Irms > 10% f.s.
± 5% f.s. with Irms < 10% f.s.
±1°C
±1 s
8 A 250 V RC filter enabled, (NO)
8 A 250 V RC filter enabled, (NC)
on terminal boards
from -10°C to +55°C
19
95% without condensation
from -20°C to +70°C
GB