5
SMART 7KT0310 Manual
Technical
specification
3
Display
Type and specifics
• Large backlit Liquid Crystal display
• 4 Lines with 4 digits each to show measured values
• 5th Line with 8 digits to show energy values
• Graph for current loading indication
Size of display (mm x mm)
60.3 mm x 60.3 mm
LCD Indications
I
Integration of energy
PRG
Unit is in configuration menu
Communication in progress
MAX DMD
Maximum and Minimum Demand Power
Display update time
1 sec. for all parameters
Display scrolling
Automatic or Manual (Programmable)
Password protected
Yes
Wiring input
3 Ø - 4 wire, 3 Ø - 3 wire, 1 Ø - 2 wire
Measuring inputs
Rated input voltage
11 to 300V AC (L-N); 19 to 519V AC (L-L); Installation Category III (600V)
Frequency range
45-65 Hz
Rated input current
Nominal 1A / 5A AC (Min-11mA , Max-6A for 5A)
Auxiliary supply
95V to 240V AC, ±10%, 50/60Hz (±5%)
Memory (behaviour in the event of power
failure)
Retains all energy values, On hours counter value and configuration settings in case of
power failure
CT/PT Settings
CT Type
Measurement C.T, FS 10
CT Primary
1A / 5A to 10,000A (Programmable for any Value)
• 1A to 10,000A when CT secondary is 1
• 5A to 10,000A when CT secondary is 5
CT Secondary
1A or 5A (Programmable)
Burden
0.5 VA@5A per phase
PT Primary
100V to 500kV (Programmable for any value)
PT Secondary
100V to 500V AC (L-L) (Programmable for any value)
Power consumption
Less than 8VA
Environmental conditions
• Temperature (Operating): -10°C to 55°C
• Temperature (Storage): -20°C to 75°C
• Humidity: Up to 85% non-condensing
• Altitude: of up to 2000 meters
• Indoor use
• Pollution degree II
Mounting
Panel-door mounting
Protection Class
II
Degree of protection according to IEC 60529
Front: IP 65 (when mounted on the panel door)
Rear: IP20
Overvoltage Category
III
Dimensions and weight
L x B x D: 96 x 96 x 55 mm
Weight: 360 gms
Digital Input
Number
1
Input voltage
Maximum input voltage: 28 V DC
Switching threshold for signal "1“ >__ V DC
Input current
For signal “1”: typ __mA