Voltage
Monitors
Low Voltage Products & Systems
7.5
ABB Inc. • 888-385-1221 • Technical assistance 800-377-7722 • www.ssac.com
1TRC 001 009 C0202
Technical Data
3 Phase Voltage Monitor
WVM Series
Motor Protector
Accessories
DIN rail P/Ns:
017322005
(Steel)
C103PM
(Al)
Mechanical View
Inches (Millimeters)
3-phase fuse
block/disconnect
P/N:
FH3P
2 AMP fuse
P/N:
P0600-11
Line Voltage
Type
3 phase Delta or Wye with no connection to neutral
Operating Voltage
Adjustment Range
240 V AC 200 ... 240 V AC
380 V AC 355 ... 425 V AC
480 V AC 400 ... 480 V AC
600 V AC 500 ... 600 V AC
Frequency
50 ...60 Hz
Overvoltage, Undervoltage, &
Voltage Unbalance
Overvoltage Trip Point
109 ... 113% of adjusted voltage
Reset Voltage
-2% of trip point
Undervoltage Trip Point
88 ... 92% of adjusted voltage
Reset Voltage
+2% of trip point
Voltage Unbalance
Adjustable from 2 ... 10%
Trip Delay
Adjustable from 0.25 ... 30 s +/-15%
Phase Loss
≥
15% unbalance
Response Time
≤
200 ms
Random Start Delay Range
3 ... 15 s
Reset (Restart) Delay
Low Range
0.25 ... 64 s +/-15%
Normal Range
6 ... 300 s +/-15%
High Range
0.25 ... 64 m +/-15%
Fault Memory
Type
Nonvolatile RAM
Capacity
Stores last 10 faults
Status Indicators
6 LEDs provide existing status & memory readout
Note: 50% of operating line voltage must be applied to L1 & L2 for operation of status indicators
Output
Type
Electromechanical relay
Form
Isolated single pole double throw (SPDT)
Rating
10 A resistive @ 250 V AC; 6 A inductive (0.4 PF) at 250 V AC
Protection
Surge
IEEE 62.41-1991 Level B
Isolation Voltage
≥
2500 V RMS input to output
Mechanical
Mounting
Surface with 2 or 4 #8 (M4 x 0.7) screws
Termination
Screw terminals with captive wire clamps for up to #12 AWG ( 3.2 mm
2
) wire
Environmental
Operating/Storage Temperature
-40°C ... +65°C / -40°C ... +85°C
Weight
≅
25 oz ( 709 g)
2
1.8
3
2.7
4
3.6
5
4.5
6
5.4
7
6.3
8
7.2
9
8.1
10
9
Selected Unbalance %
Reset %
Reset on Balance
WVM02B01
07.31.07
