2 - AA Electric

®
electric
Technical characteristics
Automatic transfer switch controllers
TC-47
Operational
characteristics
TYPE ATL20 ATL30
AUXILIARY SUPPLY
Rated voltage
12-24-48VDC; 110-120VAC
Operating voltage range
9-70VDC; 93.5-132VAC
Rated insulation voltage Ui
690V
Frequency
45-65Hz
Power consumption (maximum)
9VA (120VAC)
Power dissipation (maximum)
4.1W (48VDC); 6.3W (120VAC)
Current consumption (maximum)
300mA at 12VDC; 180mA at 24VDC; 90mA at 48VDC
Immunity time for microbreakings
50ms
VOLTAGE INPUTS
Maximum rated voltage
690VAC L-L (400VAC L-N); UL rated 600VAC L-L (340VAC L-N)
Measure range
80-800VAC L-L
Frequency range
45-65Hz
Method of measuring
True RMS value
Measuring input impedance
>1.1MΩ L-L and >0.5MΩ L-N
Method of connection
Single-phase or three-phase system
Measuring error
Class 0.5 ±0.25% full scale ±1 digit
CURRENT INPUTS
Type of input
Negative
Input current
≤10mA
Input signal - “0” logic state
≤1.5V (2.9V typical)
Input signal - “1” logic state
≥5.3V (4.3V typical)
Input signal delay
≥50ms
RELAY OUTPUTS
Number of outputs 7
Contact configuration
– 2 relays, each with 1 N/O contact - B300 (16A - 250VAC AC1)
– 3 relays, each with 1 N/O contact - B300 (5A - 250VAC AC1)
(30VDC 1A pilot duty)
– 2 relays, each with 1 SPDT - B300 (8A - 250VAC AC1)
(30VDC 1A pilot duty)
REAL TME CLOCK (ATL30 only)
Energy storage
Back-up capacitors
Operating time without power supply
12-15 days
COMMUNICATION LINES
Serial interface
RS232 with programmable baud rate 1200-38400bps
connection by RJ6/6 jack
–– RS485 opto-isolated with
programmable baud rate 1200-38400 bps
Connection by removable/plug-in
terminals
CONNECTIONS
Type of terminals
Removable / Plug-in
Conduction section (min-max) 24/12 AWG / 0.2-2.5mm 2
Tightening torque (maximum)
4.5lbin / 0.5Nm
AMBIENT CONDITIONS
Operating temperature
-5...+140°F (-20...+60°C)
Storage temperature
-20...+175°F (-30...+80°C)
Relative humidity