BENDER adjustable monitoring relays

... Undervoltage, overvoltage and frequency monitoring of AC/DC systems 0…300 V Various monitoring functions selectable U, f Adjustable start-up delay, response delay and delay on release Password protection ...

... Undervoltage, overvoltage and frequency monitoring in 3(N)AC systems 0…500 V Various monitoring functions selectable U, f Asymmetry, phase failure and phase sequence monitoring Adjustable ...

... overvoltage and frequency monitoring in 3(N)AC systems 0…500 V Integrated energy backup Asymmetry, phase failure and phase sequence monitoring Adjustable start-up delay, response delay and delay on ...

... the standards, the relays of the VMD460-NA will switch. The VMD460-NA is multifunctionally adjustable. The currently measured values are continuously shown on the LC display. The measured values leading to the tripping ...

... measured value required to trigger the alarm relay is stored. The VMD461 features additional measuring functions for: ROCOF df/dt Vector shift monitoring Unbalance monitoring Phase sequence monitoring The ...

... continuously adjustable. Features Undervoltage and overvoltage monitoring for 3AC systems No separate supply voltage required Separate alarm relays for undervoltage and overvoltage with two potential-free ...

... Undercurrent and overcurrent monitoring in AC systems 0.1…16 A Indirect current monitoring with standard current transformers x/5 A Transformation ratio n allows adaptation to all standard current transformers x/5 A Different ...

... external supply voltage Features Undercurrent and overcurrent monitoring in AC systems with prealarm and main alarm or current monitoring with window discriminator function Current monitoring using ...

... terminals per connection) RoHS compliant Applications Loop monitoring of motors Loop monitoring of PE conductor connections for wire interruptions in electrical installations Monitoring of earthing ...