Mounting Lens Sensors For An Arc Protection System - ABB RELION 615 Series Installation Manual

Mounting
4.3.9

Mounting lens sensors for an arc protection system

Arc protection is used to detect arc situations in air insulated metal-clad
switchgear.
The arc protection system determines where in the switchgear cubicle the optional
lens sensors are installed.
1.
42
1
1 RHGT 19" 4U equipment frame,
variant C, with support frame
2 Tapping screw ST3.5x13
Figure 24: Protection relay and the test switch
Drill a hole (Ø 10 mm) in the wall of the supervised space.
B
A 3.5 mm
B 10 mm
Figure 25: Dimensions of the lens sensor
2 3
3 Mounting bracket for mounting
with test switch RTXP 18
D
C ∅ 9.5 mm
D 19 mm
Installation Manual
1MRS756375 T
615 series