EPSITRON® electronic circuit breaker; 4-channel; 24 VDC; DC 1 A ... 10 A
Features
ECB with four channels (parametrizable)
Time-delayed switching of channels
Isolated signal contact
Current and voltage monitoring via RS-232 interface and LCD
Four active signal outputs for function monitoring
Approvals
Underwriters Laboratories Inc., UL, E255815, UL 60950-1
Underwriters Laboratories Inc., UL, E255817, UL 508
Specifications
Input
Nominal input voltage Ui nom: DC 24 V
Input voltage range: DC 18 … 30 V
Output
Total number of channels (module): 4
Nominal output voltage Uo nom: 4 x DC 24 V
Output voltage range: DC 18 … 30 V (Ue − voltage drop)
Voltage drop: ≤ 140 mV (6 A); ≤ 240 mV (10 A) (Input (+))
Nominal output current Io nom: 4 x 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 A (Adjustable for each channel)
Switch-on capacity: > 20000 µF
Switch-on behavior: Time-delayed channel switching (250 ms each)
Active current limitation: No
Signaling And Communication
Signaling: 1 x LED DC OK (green) || 1 x Warning LED (yellow) || 1 x Error LED (red) || LCD || 1 x Remote control input || 4 x Signal output (24 VDC; max. 25 mA) || 1 x Isolated relay contact (max. 30 VDC; 1 A) || 1 x RS-232 interface
Operation status indicator: Green LED (all channels OK) || Yellow LED (warning) || Red LED (at least one channel has tripped)
Communication: RS-232 serial interface
Remote input: Reactivation of all tripped channels via 18 … 30 VDC pulse for min. 50 ms
Efficiency/Power Losses
Power loss Pl: ≤ 2 W (No load); ≤ 12 W (Nominal load)
Efficiency (typ.): 96 %
Circuit Protection
Internal fuse: T 15 A
Safety And Protection
Isolation voltage (connectors – housing): DC 0.5 kV
Protection class: III
Protection type: IP20 (per EN 60529)
Reverse voltage protection: No
Resistance to reverse feed: ≤ DC 33 V
Pollution degree: 2
Transient suppression (primary): Suppressor diode
Parallel operation of single channels: Not permitted