8A timer relay - Crouzet MUR3

8A timer relay - Crouzet Mur3

' Multifunction or monofunction
' Multi-range (7 switchable ranges)
' Multivoltage
' Screw or spring-loaded terminals
' 1 LED status display (relay version)
' Possibility of supplying a load in parallel
' 3-wire sensor control possible

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Dimensions

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Features

Specifications

A

Functions

- Ac - At - B - Bw - C - D - Di - H - Ht

0

Time delay

,1 s →100 h

1

Output

changeover relay

8

Rated current

A

Connections

Screw terminals

Supply voltage

12 →240 V∿/⎓

Order no.

Timer

1

Timer ranges (7 ranges)

s - -

10 s - 1 min - 10 min - 1 h - 10 h - 100 h

Repetition accuracy (at constant parameters)

± 0,5 % IEC/EN 61812-1

drift

Temperature

± 0.05 % / °C

drift

Voltage

± 0.2 % / V

Display accuracy according to IEC/EN 61812-1

± 10 % / 25 °C

Micro-break immunity time :	typical	<
10 ms

Typical minimum pulse duration (relay version)

30 ms

Typical minimum pulse duration (static version)

50 ms

Typical minimum pulse duration (relay version with load)

100 ms

voltage interruptiont

Max. reset time per
ypical voltage failure (relay version)	120 ms

Max. reset time per typical voltage failure (static version)

350 ms

Multi-voltage supply

According to version

Frequency (Hz)

50/60

Duty

cycle

100,00%

Operating range

85 →110% Un 85 →120% Un for 12 V ∿/⎓

Max. power consumption

32 VA (240 V∿) - 1,5 W (240 V⎓) - 0.6 W (24 V⎓) - 0.7 VA (12 V∿) - 0,7 W (12 V⎓)

elements

Output

capacity

Breaking

2000 VA/80 W

8

Maximum breaking capacity

A∿ 250 V∿ resistive -

8 A⎓ 30 V⎓ resistive

Minimum breaking current

10 mA / 5 V⎓

Maximum breaking voltage

250 V∿ / 8 A∿ resistive 250 V⎓ / 0,3 A resistive

8

Electrical life (switching)	10⁵
A 250 V∿ resistive

Mechanical life (switching)

10 x 10⁶

2

Dielectric strength to IEC/EN 61812-1

,5 kV / 1 min / 1 mA / 50 Hz

5

Shock voltage to IEC/EN 60664-1, IEC/EN 61812-1

kV - wave 1.2/50 μs

General characteristics

Conformity to standards	IEC/EN 61812-1,
IEC/EN 61000-6-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, IEC/EN 61000-6-4

Certifications	CE, UL, cUL, CSA,
GL

-20

Limiting temperatures for use (°C)

→+60

-30

Limiting temperatures for storage (°C)

→+60

Installation category (according to IEC/EN 60664-1)

Overvoltage category III

4

Leakage paths and clearance to air according to IEC/EN 60664-1

kV / 3 mm

Degree of protection (IEC/EN 60529)

IP20

IP40

Degree of protection (IEC/EN 60529) Front panel

IP50

resistance

Vibration
to IEC/EN 60068-2-6	20 m/s² 10 Hz →150 Hz

Relative humidity to IEC/EN 60068-2-30 non-condensing

93% non-condensing

Electromagnetic compatibility -
Immunity to electrostatic discharge to IEC/EN 61000-4-2	Level III (Air 8 kV/contact 6 kV)

Immunity to electromagnetic fields to IEC/EN 61000-4-3	Level I - (1 V/m : 2.0 G Hz â†'2.7 G Hz) Level II - (3 V/m : 1.4 G Hz →2.0 G Hz) Level III - (10 V/m :
80 M Hz →1 G Hz)

Immunity to fast burst transients to IEC/EN 61000-4-4

Level III (direct 2 kV/Capacitive coupling clamp 1kV)

.

Immunity to power-supply shock waves to IEC/EN 61000-
4-5	Level III (common mode 2 kV/differential mode 1 kV)

Radio frequency immunity in common mode to IEC/EN 61000- 4-6	Level III (10V rms :
0.15 M Hz to 80 M Hz)

Voltage dip and cut immunity to IEC/EN 61000-4-11

0% residual voltage, 1 cycle 70% residual voltage, 25/30 cycles

Mains and radiated emissions to EN 55022 (CISPR22), EN55011 (CISPR11)

Class B

Mounting :
DIN rail symmetrical	35 mm

1

Clamping capacity Single-strand without ferrule

x 0.5 →3.3 mm² - (AWG 20 →AWG 12) 2 x 0.5 →2.5 mm² - (AWG 20 →AWG 14)

1

Clamping capacity Stranded with ferrule

x 0.5 →2.5 mm² - (AWG 20 →AWG 14) 2 x 0.5 →1,5 mm² - (AWG 20 →AWG 16)

Housing material

Self-extinguishing

Shock test to IEC/EN 60068-2-27

15 g - 11 ms

0

Brief voltage interruptions to IEC/EN 61000-4-11

% residual voltage, 250/300 cycles

2

Spring-loaded terminals,

2 terminals per connection point - flexible wires

x 0.5 →1.5 mm² - (AWG 20 →AWG 16)

2

Spring-loaded terminals, 2 terminals per connection point - rigid wires

x 0.5 →1.5 mm² - (AWG 20 →AWG 16)

Ground

:	17.5 mm case	88827105 (MUR1) : 63 g 88827115 (MAR1) : 63 g 88827125 (MBR1) : 63 g 88827135 (MCR1) : 62 g 88827145 (MHR1) : 63 g 88827150 (MLR4) : 63 g 88827155 (MLR1) : 64 g 88827100 (MUR4) :
62 g 88827103 (MUR3) : 66 g 88827503 (MURc3) : 59 g

Insulation resistance to IEC/EN 60664-1

100 MΩ (500 V ⎓)

element

Output

Relay 1 or 2 AgNi (cadmium-free) changeover switches

1 C/O