Crouzet 88866305 Data Sheet
Chronos 2 timers
➜ 22.5 mm
Timing
Timing ranges (7 ranges) 1 s - 10 s - 1 min - 10 min - 1 h -
10 h - 100 h
Repetition accuracy with
± 0.5 % (IEC/EN 61812-1)
constant parameters
Drift Temperature ± 0.05 % / °C
Drift Voltage ± 0.2 % / V
Display accuracy according to
± 10 % / 25 °C
IEC/EN 61812-1
Immunity from micro power
< 10 ms
cuts : typical
Supply
Multi-voltage power supply Depending on version
Frequency (Hz) 50 / 60
Operating factor 100 %
Output specification
Rated power 2000 VA/80 W
Maximum breaking current
8 Aa 250 Va resistive
8 Ac 30 Vc resistive
Minimum breaking current
Voltage breaking capacity
Electrical life (operations)
Mechanical life (operations)
Breakdown voltage acc. to IEC/
10 mA / 5 V
250 Va / 8 Aa resistive
250 Vc / 0.3 A resistive
5
10
8 A 250 Va resistive
10 x 10
2.5 kV / 1 min / 1 mA / 50 Hz
c
6
EN 61812-1
Impulse voltage acc. to IEC/EN
60664-1, IEC/EN 61812-1
5 kV
wave 1.2 / 50 µs
Immunity to radio frequency in
common mode acc. to IEC/EN
Level III (10V rms : 0.15 M Hz to
80 M Hz)
61000-4-6
Immunity to voltage dips and
breaks acc. to IEC/EN 61000-4-11
0 % residual voltage, 1 cycle
70 % residual voltage, 25/30
cycles
Mains-borne and radiated
Class B
emissions acc. to EN 55022
(CISPR22), EN55011 (CISPR11)
Fixing : Symmetrical DIN rail 35 mm
Terminal capacity Single-wire
without ferrule
Terminal capacity Multi-wire with
ferrule
➞ 3.3 mm
1 x 0.5
(AWG 20
➞ 2.5 mm
2 x 0.5
(AWG 20
1 x 0.5
➞ 2.5 mm
(AWG 20
2 x 0.5
➞ 1.5 mm
(AWG 20
➞ AWG 12)
➞ AWG 14)
➞ AWG 14)
➞ AWG 16)
Housing material Self-extinguishing
Shock test IEC/EN 60068-2-27 15 g - 11 ms
Short interruption on power line
acc to IEC/EN 61000-4-11
0 % residual voltage, 250/300
cycles
2
2
2
2
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
Temperature limits use (°C) -20
Temperature limits stored (°C) -30
Installation category
➞ +60
➞ +60
Voltage surge category III
(acc. to IEC/EN 60664-1)
Creepage distance and clearance
4 kV / 3 mm
acc. to IEC/EN 60664-1
Protection (IEC/EN 60529) IP20
Degree of protection acc. to IEC/
EN 60529 Front face
Vibration resistance
IP50
20 m/s
2
10 Hz ➞ 150 Hz
acc. to IEC/EN 60068-2-6
Relative humidity no
93 % non-condensing
condensation acc. to IEC/EN
60068-2-30
Electromagnetic compatibility -
Level III (Air 8 kV / Contact 6 kV)
Immunity to electrostatic
discharges acc to IEC/EN 610004-2
Immunity to radiated, radiofrequency, electromagnetic field
acc. IEC/EN 61000-4-3
Level I
(1 V/m : 2.0 G Hz
Level II
(3 V/m : 1.4 G Hz
➞ 2.7 G Hz)
➞ 2.0 G Hz)
Level III
Immunity to rapid transient
bursts acc. to IEC/EN 61000-4-4
Immunity to shock waves on
power supply acc. to IEC/EN
(10 V/m : 80 M Hz
Level III (direct 2 kV / Capacitive
coupling clamp 1 kV)
Level III (2 kV / common mode 2
kV/residual current mode 1 kV)
➞ 1 G Hz)
61000-4-5
1
Chronos 2 timers
➜ 22.5 mm
■ Relay output
■ Multi-function or mono-function
■ Multi-range
■ Multi-voltage
■ Screw terminals
■ LED status indicator
Part numbers
Type Functions Timing Output Nominal rating Connections Supply voltage Code
RU2R1 A - Ac - At - B - Bw - C -
RU2R3 A - Ac - At - B - Bw - C -
RU2R4 A - Ac - At - B - Bw - C -
RQR1 Q 0.1s
RQR6 Q 0.1s
RA2R1 A - At 0.1 s
RX2R1 Ad - Ah - N - O - P - Pt -
D - Di - H - Ht
D - Di - H - Ht
D - Di - H - Ht
Tl - Tt - W
➞ 100h 2 changeover
0.1s
0.1s
➞ 100h 2 changeover
➞ 100h 2 changeover
0.1s
➞ 100h 2 open contacts 2 x 8 A Screw terminals
➞ 100h 2 open contacts 2 x 8 A Screw terminals
➞ 100 h 2 changeover
0.1 s
➞ 100 h 2 changeover
relay
relay
relay
relay
relay
2 x 8 A Screw terminals
2 x 8 A Screw terminals
2 x 8 A Screw terminals
2 x 8 A Screw terminals
2 x 8 A Screw terminals
24 V c / 24
a
➞ 240 V
12
12 V
24 V c / 24
➞ 240 V
230
380
24 V c / 24
➞ 240 V
24 V c / 24
➞ 240 V
z
➞ 240 V
z 88 866 300
a
a
➞ 240 V
➞ 440 V
a
a
a
/
88 866 305
88 866 303
88 866 175
88 866 176
88 866 215
88 866 385
General characteristics
Timing
Minimum pulse duration typically 30 ms
Minimum pulse duration typically (under load) 100 ms
Maximum reset time by de-energisation typically 120 ms
Supply
Operating range
Max. absorbed power
Output specification
2 changeover relays, AgNi (cadmium-free) 2 C/O
General caracteritics
Weight : casing 22.5 mm 88 866 175 (RQR1) : 81 g
Insulation resistance according to IEC/EN 60664-1
➞ 110 % Un / 85 ➞120 % Un (12 V
85
15 VA (400 Va)
50 VA (240 Va)
0.7 W (24 Vc)
1.2 VA (12 Va)
0.5 W (12 Vc)
88 866 176 (RQR6) : 81 g
88 866 215 (RA2R1) : 87 g
88 866 300 (RU2R4) : 86 g
88 866 303 (RU2R3) : 90 g
88 866 305 (RU2R1) : 88 g
88 866 385 (RX2R1) : 88 g
> 500 MΩ (500 Vc)
z
)
2
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