Instruction manual

Page 96 of 100 Report No. 255837
TRF No. IEC60335_2_40F
28.1 TABLE: Threaded part torque test
P
Threaded part identification
Diameter of thread
(mm)
Column number
(I, II, or III)
Applied torque (Nm)
Metal screws
- for interconnection cord
connection on terminal block
>3,6 and ≤ 4,1
(Measured: 3,9)
II 1,2
Metal screws
- for earthing provision
>3,6 and ≤ 4,1
(Measured: 3,9)
II 1,2
supplementary information:
29.1 TABLE: Clearances
P
Overvoltage category ...... : Category II

Type of insulation:
Rated impulse
voltage (V)
Min. cl
(mm)
Basic Functional Supplementary Reinforced Verdict / Remark
330 0,5
1)
- - - - N/A
500 0,5
1)
0,5 0,5 - - P
800 0,5
1)
- - - - N/A
1500 0,5
1), 2)
- - - - N/A
2500 1,5
2)
1,5 1,5 1,5 - P
4000 3,0
2)
- - - 3,0 P
6000 5,5
2)
- - - - N/A
8000 8,0
2)
- - - - N/A
10000 11,0
2)
- - - - N/A
1)
Value is increased to 0,8 mm for pollution degree 3
2)
If the construction is affected by wear, by distortion, by movement of the parts or during assembly, the
value is increased by 0,5 mm
supplementary information: