Toa VS-900 - Manual (Page 18)

18
10.3. RS-150, RS-160, RS-170, RS-180 and RS-190 Substations
Mount the substation to an electrical box mounted in the wall.
RS-150/-160/-170/-180/-190
Oval head combination screw
M4 x 25 (accessory)
2-gang electrical box
YC-302 (optional)
46
120 52.5 * 2, * 3
* 2 43.5 (RS-150)
* 3 53 (RS-190)
* 1 2 (RS-150, RS-190)
3 * 1
37
18.2
83.5 120
Unit: mm
Dimensional diagram
Accessory screws
The RS-150, RS-160, RS-170, RS-180 and RS-190 come with 2 types of screws: oval head combination
screw M4 x 25 and oval head slotted screw UNC No.6 x 18.
For the electrical box provided with unified threads, use the oval head slotted screws UNC No.6 x 18.