LINETRAXX® VME420

Multi-functional monitoring relay for undervoltage, overvoltage and frequency monitoring in AC/DC systems with separate supply voltage

Monitoring AC/DC systems for undervoltage, overvoltage and frequency in the voltage range of 0...300 V
Various monitoring functions selectable < U, > U, < f, > f
Start-up delay, response delay and delay on release can be set
Adjustable switching hysteresis
r.m.s. value measurement (AC+DC)
Digital measured value display via multi-functional LC display
Preset function (automatic setting of basic parameters)
LEDs for Power On, Alarm 1, Alarm 2
Measured value memory for operating value
Permanent self-monitoring
Test/Reset button internal
Two separate alarm relays for each changeover contact
N/C or N/O operation and fault memory behaviour selectable
Password protection for device setting
Sealable transparent cover
2-module enclosure (36 mm)
Push-wire terminal (two terminals per connection)
RoHS-compliant

VME420-D-1:
Supply voltage US:	AC 16...72 V/DC 9.6...94 V
Frequency range US: 15...460 Hz
VME420-D-2:
Supply voltage US: AC/DC 70...300 V
Frequency range US: 15...460 Hz
Power consumption: ≤ 4 VA

Undervoltage < U (Alarm 2):	AC/DC 6...300 V
Overvoltage > U (Alarm 1): 	AC/DC 6...300 V
Resolution of setting U: 6.0...49.9 V 0.1 V
Resolution of setting U: 50...300 V 1 V
Underfrequence < Hz: 10...500 Hz
Overfrequence > Hz: 10...500 Hz
Resolution of setting f: 10.0...99.9 Hz 	0.1 Hz
Resolution of setting f: 100...500 Hz 	1 Hz 
Switching elements: 2 x 1 changeover contacts (K1, K2)
Start-up delay t: 0...300 s (0 s)
Response delay ton1/2: 0...300 s (0 s)
Start-up delay toff: 0...300 s (0.5 s)

History memory (HiS) for the first alarm value data record measured values
Password protection: off/0...999 (off) 
Connection type: Push-wire terminals/Screw terminals
EMC IEC 61326-1
Operating temperature: -25...+55 °C

Manufacturer:
Bender GmbH & Co. KG
Londorfer Straße 65
35305 Gruenberg

Type: VME420-D-1
Article number: B93010001

Type: VME420-D-2
Article number: B93010002