⑧
⑤
NO Location Screw torque
10
Grounding point 69.4 lbf-in (7.8N•m)
9
Mounting bracket 40.0 lbf-in (4.5N•m)
11
Communication cover 7.00 lbf-in (0.8N•m)
8
Wiring box cover 21.0 lbf-in (2.37N•m)
7
Grounding bar 26.0 lbf-in (3.0N•m)
6
DC bus bar 52.0 lbf-in (5.9N•m)
5
SPD board 14.6 lbf-in (1.6N•m)
4
Ground of SPD board 6.90 lbf-in (0.8N•m)
2
AC grounding terminal 49.5 lbf-in (5.6N•m)
1 AC switch 31.0 lbf-in (3.5N•m)
Conductor cross-section
-
-
-
-
6~4 AWG (14~22mm²)
1~3/0 AWG (35~70mm²)
13 DC wiring terminal 159.3 lbf-in (18N•m) 1/0~3/0 AWG (50~70mm²)
12 Mounting screw of grounding bar 22.0 lbf-in (2.5N•m)
-
15 Grounding screw terminal 80.0 lbf-in (9.0N•m) 1~2/0 AWG (35~50mm²)
14 Insulator cover 7.00 lbf-in (0.8N•m)
-
-
-
1~2/0 AWG (35~50mm²)
1~2/0 AWG (35~50mm²)
3 Communication port
-
20 AWG (0.5mm²)
Appendix C-4: Assembly Note for 121 model (Without RSD)
①
⑥⑦
⑬
⑩
⑨ ⑥⑦
⑭
121 Model WB
(Without RSD)
④
②
③
⑪
⑫ ⑫
⑮
126
Appendix C: Assembly Note
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