Features:
- Internal shunt for direct in-line current sensing (AC or DC)
- Adjustable responsible delay of 0.1 to 10 seconds on SP103
- 1A or 5A, AC or DC input range (programmable)
- Direct interface with conventional current transformers
- Trip point adjustable on percentage scale
- Hysteresis adjustable 5-30%
- Programmable for overload or underload detection
- Latching on overload or underload (programmable)
- Start-up delay
- 10A SPDT relay output
Specifications:
AC: Supply voltage: 12, 24, 115, 230, 400, 415, 525V ±15%
Isolation (current input to power supply): 2kV
Power consumption: 3VA (approx), 6VA for 415, 525V (approx)
DC: Supply voltage: 12, 24, 48, 60, 110V ±15%
Isolation: no galvanic isolation.
Power consumption: 100mA (12, 24V), 30mA for 48V and higher.
Current Input:
Repetitive accuracy: 1%
Hysteresis: 2% fixed
Response:
Start-up delay: Approximately 10 seconds, standard (1 to 15 seconds also possible on special order)
Response delay: SP121 – 1 second
