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 interruption t

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