U… three-phase monitor relays
Designation:
Complex protection of the loads (mainly motors), connected to three-phase network. Their opration does not require neutral conductor.
Functions:
A – phase-asimmetry
S – phase sequence
N – line voltage increase
C – line voltage decrease
The operating values can be set by turn-knob.
The type-mark begins with letter U and it consists the versions of protection

Degree of proection: IP 20
Dimensions: 50×72×111 mm
Mounting: to 35 mm rail or 2 pcs M4 screws
Relevant standard: EN 61010
The detailed technical description of the product family is in the catalogue:
„ELECTRONIC RELAYS”
For further information contact with engineers Henrik Bőm or Viktor Ur
bom.henrik@ganzkk.hu
ur.viktor@ganzkk.hu