Datasheet

3 - phase and single phase pump control relay - 35 mm HPC Part number 84874200
Allows control and monitoring of single phase and 3-phase pumps
Monitors phase sequence and phase failure
Checks for undercurrent to protect against running dry
Checks for overcurrent to protect against overload
Digitial inputs for operation control logic
True RMS current measurement
Type
Measurement ranges
Nominal voltage (V)
84874200
HPC
1A→10AinDC
208→480VAC3-phase 230 V monophase
Supply
Supply voltage Un
208 V.480 V 3-phase *230 V monophase
Voltage supply tolerance
-12% / +10%
Operating range
183→528VAC
AC supply voltage frequency
50/60 Hz ± 10%
Galvanic isolation of power supply/measurement
No
Power consumption at Un
5 VA in AC
Immunity from micro power cuts
500 ms
Inputs and measuring circuit
Measurement ranges
1→10AAC
E1 -L2:1→10A
Input resistance
E1 -L2: 0,01 Ω
Permanent overload at 25°C
E1 -L2: 11 A
Pulse overload < 1 sec at 25°C
E1 -L2: 50 A
Frequency of measured signal
50 / 60 Hz: ± 10%
Max. measuring cycle time
150 ms/True RMS measurement
Adjustment of upper threshold
1→10A
Adjustment of lower threshold
1→10A
Fixed hysteresis
5% of displayed treshold
Display precision
± 10% of full scale
Repetition accuracy with constant parameters
± 0,5%
Measuring error with voltage drift
< ± 1% across the whole range
Measuring error with temperature drift
± 0,05% / °C
Timing
Delays on power up (Ti)
1→60s(0,+10%)
Delay on thresold crossing Tt
0,1→10s(0,+10%)
Repetition accuracy with constant parameters
± 1%
Reset time
2 s
Y2 minimum reset time
300 ms
Delay on pick -up
500 ms
Alarm on delay time max.
300 ms
Output
Type of output
1 single pole changeover relay
Type of contacts
No cadmium
Maximum breaking voltage
250 V AC/DC
Max. breaking current
5 A AC/DC
Min. breaking current
10 mA / 5 V DC
Electrical life (number of operations)
1 x 10
5
Breaking capacity (resistive)
1250 VA AC
Maximum rate
360 operations/hour at full load
Operating categories acc. to IEC/EN 60947 -5-1
AC 12, AC 13, AC 14, AC 15, DC 12, DC 13
Mechanical life (operations)
DC 14, 30 x 10
6
Insulation
Nominal insulation voltage IEC/EN 60664 -1
400 V
Insulation coordination (IEC/EN 60664 -1)
Overvoltage category III: degree of pollution 3
Rated impulse withstand voltage (IEC/EN 60664 -1)
4 kV (1,2 / 50 μ s)
Dielectric strength (IEC/EN 60664 -1)
2 kV AC 50 Hz 1 min
Insulation resistance (IEC/EN 60664 -1)
> 500 M Ω 500 V DC
General characteristics
Display power supply
Green LED
Display relay
Yellow LED
"Fault" indication
Yellow LED
Casing
35 mm
Mounting
On 35 mm symmetrical DIN rail, IEC/EN 60715
Mounting position
All positions
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
13/03/2012 www.crouzet.com