Data Sheet

70.61
Electronic phase loss and rotation monitoring
relay for three-phase applications
• Universal voltage monitoring (U
N
from 208 V
to 480 V, 50/60 Hz)
• Phase loss monitoring, even under phase
regeneration
• Positive safety logic - Make contact opens if
the relay detects an error
• 1 CO relay output, 6 A
• Compact size (17.5 mm wide)
• 35 mm rail (EN 60715) mount
• European patent pending for the innovative
principle at the root of the 3 phase monitoring
and error survey system
1 CO (SPDT)
6 / 15
250 / 400
1,500
250
0.185
3 / 0.35 / 0.2
500 ( 10 / 5)
AgCdO
208…480
8/1
170…500
100 · 10
3
0.5
0.5
< 2
5
1,000
–20…+50
IP20
Three-phase (208...480 V)
voltage monitoring:
• Phase loss
• Phase rotation
Contact specification
Contact configuration
Rated current/Maximum peak current A
Rated voltage/Max. switching voltage V AC
Rated load AC1 VA
Rated load AC15 VA
Single phase motor rating (230 V AC) kW
Breaking capacity DC1: 30/110/220 V A
Minimum switching load mW (V/mA)
Standard contact material
Supply specification
Nominal system voltage (U
N
) V AC (50/60 Hz)
Rated power VA (50 Hz) / W
Operating range V AC (50/60 Hz)
Technical data
Electrical life at rated load AC1 cycles
Switch-off delay time s
Switch-on lock-out time s
Power-on activation time s
Insulation between supply and contacts (1.2/50 μs) kV
Dielectric strength between open contacts V AC
Ambient temperature °C
Protection category
Approvals (according to type)
Features
70 Series - Line monitoring relay
Screw terminal
For outline drawing see page 8
2
IX-2012, www.findernet.com