Datasheet

II-2016, www.findernet.com
E
Ordering information
Example: 70 series, three-phase voltage monitoring relay, 1 output, supply voltage 380…415VAC.
A B C D
7 0 . 3 1 . 8 . 4 0 0 . 2 . 0 . 2 . 2
Series
Type
1 = 1 phase AC line monitoring
3 = 3 phase AC line monitoring
4 = 3 phase + neutral AC line monitoring
6 = 3 phase loss and rotation monitoring
No. of poles
1 = 1 pole
2 = 2 pole
Supply version
8 = AC (50/60Hz)
Supply voltage
230 = 220…240V (70.11)
400 = 380…415V (70.31/41/42)
400 = 208…480V (70.61/62)
D: Fault memory option
0 = No fault memory
2 = Fault memory function selectable
C: Time delay setting
0 = Fixed switch-off delay
2 = Adjustable switch-off delay
3 = Adjustable switch-off
delay and asymmetry
B: Contact circuit
0 = CO
A: Detection values
0 = Non-adjustable detection values
2 = 2 adjustable detection values
Codes
70.11.8.230.2022 70.42.8.400.2032
70.31.8.400.2022 70.61.8.400.0000
70.41.8.400.2030 70.62.8.400.0000
Monitoring and function overview
70.11 70.31 70.41 70.42 70.61/62
Supply system type
Single phase system 3-phase systems 3-phase systems 3-phase systems 3-phase systems
Nominal voltage 50/60Hz V 220…240 380…415 380…415 380…415 208…480
Undervoltage with/without memory (selectable)
Overvoltage with/without memory (selectable)
Window Mode with/without memory (selectable)
Window Mode without memory
Phase loss
Phase rotation
Phase asymmetry
Neutral loss (selectable)
(fixed)
Technical data
Insulation 70.11/31/41/42 70.61/62
Between supply and contacts dielectric strength VAC 2500 3000
impulse (1.2/50µs) kV 4 5
Between open contacts
dielectric strength VAC 1000 1000
impulse (1.2/50µs) kV 1.5 1.5
EMC specifications
Type of test Reference standard
Electrostatic discharge
contact discharge EN61000-4-2 4kV
air discharge EN61000-4-2 8kV
Radiated electromagnetic field
80…1000MHz EN61000-4-3 10V/m
1…2.8 GHz EN61000-4-3 5V/m
Fast transients
(burst 5/50ns, 5 and 100kHz)
on supply terminals EN 61000-4-4 4kV
Voltage pulses on supply
terminals (surge 1.2/50µs)
common mode EN61000-4-5 4kV
differential mode EN61000-4-5 4kV
Radiofrequency common mode
voltage (0.15…230MHz)
on supply terminals EN61000-4-6 10V
Voltage dips 70%U
N
EN61000-4-11 25 cycles
Short interruptions EN61000-4-11 1 cycle
Radiofrequency conducted emissions 0.15…30MHz CISPR 11 class B
Radiated emissions 30…1000MHz CISPR 11 class B
Terminals solid cable stranded cable
Max. wire size
mm
2
1x6 / 2x4 1x4 / 2x2.5
AWG 1x10 / 2x12 1x12 / 2x14
Screw torque Nm 0.8
Wire strip length mm 9
Other data 70.11 70.31/41 70.42/61/62
Power lost to the environment
without output current W 0.8 0.9 1
with rated output current W 2 1.2 1.4
4
70 SERIES
Line monitoring relay
70
SERIES