Delta M42U

-121 Model WB
⑤
③
⑩
⑦⑦ ⑧⑧
①
②
⑨
⑥
⑪
④
NO Location Screw torque
10
Mounting bracket 40.0 lbf-in (4.5N.m)9
SPD board 15.0 lbf-in (1.7N.m)
11 DC terminal
8AWG - 40 lbf-in (4.5 N.m)
2/0~6AWG - 110 lbf-in (12.4 N.m)
8
Ground of SPD board 6.90 lbf-in (0.8N.m)7
Grounding point 69.4 lbf-in (7.8N.m)6
Grounding bar 26.0 lbf-in (3.0N.m)
5 Wiring box cover 21.0 lbf-in (2.4N.m)
3 Communication cover 7.00 lbf-in (0.8N.m)
-
-
-
-
-
-
-
2 PE Terminal 31.0 lbf-in (3.5N.m)
4 Communication port -
1 AC switch 24.0 lbf-in (2.8N.m)
Appendix C-3: Assembly Note for 121 model
6~4 AWG (14~22mm²)
6~4 AWG (14~22mm²)
Conductor cross-section
20 AWG (0.5mm²)
8AWG~2/0AWG (8~67mm²)
109
Appendix C: Assembly Note