Crouzet 84873029 Data Sheet
Phase control
➜ Single function phase control relay - 17.5 mm
■ Control of 3-phase networks : phase sequence, total
phase failure
■ Multi-voltage from 3 x 208 to 3 x 480 V
■ Controls its own supply voltage
■ True RMS measurement
■ LED status indication
Part numbers
a
MWS
Function Phase sequence and failure
Nominal voltage (V)
Output 1 single pole changeover relay
Part numbers
Supply
Supply voltage Un
Operating range
Inputs and measuring circuit
Measurement ranges
General characteristics
Weight 80 g
Comments
* 3-phase mains with earth
➞ 3 x 480 V
3 x 208
84 873 029
➞ 3 x 480 V
3 x 208
➞ 528 V
183
➞ 528 V
183
a
a
a
a
*
General characteristics
Supply
Voltage supply tolerance -12 % / +10 %
a
supply voltage frequency
Galvanic isolation of power supply/measurement No
Power consumption at Un
Immunity from micro power cuts 60 ms
Inputs and measuring circuit
Guaranteed phase failure detection threshold
Frequency of measured signal 50
Timing
Delay on pick-up ≤ 650 ms
Alarm on delay time max. 130 ms
Output
Type of contacts No cadmium
Maximum breaking voltage
Max. breaking current
Min. breaking current
Electrical life (number of operations)
Breaking capacity (resistive)
Mechanical life (operations)
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 µs)
Dielectric strength (IEC/EN 60664-1) 2 kV AC 50 Hz 1 min.
Insulation resistance (IEC/EN 60664-1)
General characteristics
Output relay status indication Yellow LED
Casing 17.5 mm
Mounting On 35 mm symmetrical DIN rail, IEC/EN 60715
Mounting position All positions
Material : enclosure plastic type VO to UL94 standard Incandescent wire test according to IEC/EN 60695-2-11
Protection (IEC/EN 60529) Terminal block : IP20
50 / 60 Hz ± 10 %
22 VA in 400 Va, 50 Hz
a
< 100 V
➞ 60 Hz ± 10 %
z
5
MWS
6
c
c
c
250 V a /
8 A
10 mA / 5 V
1 x 10
2000 VA a / 80 W
10 x 10
> 500 MΩ / 500 V
Casing : IP30
1
Connecting capacity IEC/EN 60947-1
Rigid : 1 x 4
1 x 11 AWG - 2 x 14 AWG
Flexible with ferrules : 1 x 2.5
1 x 14 AWG - 2 x 16 AWG
Max. tightening torques IEC/EN 60947-1 0.6
Operating temperature IEC/EN 60068-2 -20
Storage temperature IEC/EN 60068-2 -40
2
- 2 x 2.52 mm2
➞ 1 Nm / 5.3 ➞8.8 Lbf.In
➞ +50 °C
➞ +70 °C
2
- 2 x 1.52 mm
2
Humidity IEC/EN 60068-2-30 2 x 24 hr cycle 95 % RH max. without condensation 55 °C
Vibrations according to IEC/EN60068-2-6 10
➞ 150 Hz, A = 0.035 mm
Shocks IEC/EN 60068-2-6 5 g
Standards
Standards IECI/EN 50178, IEC/EN 61000-6-2, IEC/EN 61000-6-3
Certifications CE, UL, CSA, GL
Conformity with environmental directives RoHS, WEEE
Product adaptations
■ Customisable colours and labels
Accessories
Description Code
Removable sealable cover for 17.5 mm casing 84800000
Dimensions (mm)
MWS
45
67,5
mm
Connections
MWS
L1
L2
L3
F1
60
44
23,2
5,5
1
17,5
90
2,6
L1
100 mA fast-blow fuse
1
L1 L3L2
24
L2
L3
12
22 21
11
R
12
14
11
14
2
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