/ 第Ⅰ级
( B级 )
25 / 50 / 100 _ 255
OVR T1 25-255
OVR T1 25-255-7
OVR T1 50 N
OVR T1 100 N
OVR T1 1N-25-255
OVR T1 1N-25-255
TS
OVR T1 25-255-7 +
OVR T1 50 N
OVR T1 25-255 +
OVR T1 50 N
OVR T1 3N-25-255
OVR T1 3N-25-255 TS
OVR T1 3N-25-255-7
3×OVR T1 25-255-7
+ OVR T1 100 N
3×OVR T1 25-255
+ OVR T1 100 N
– – –
25 / 100 _ 440 OVR T1 25-440-50
OVR T1 25-440-50
+ OVR T1 50 N
3×OVR T1 25-440-50
+ OVR T1 100 N
_ _ _
Type 1+2
/ 第Ⅰ+Ⅱ级
( B+C级 )
15 / 25 25 255
OVR T1 + 2
15-255-7
OVR T1 + 2
25-255 TS
OVR T1 + 2
25-255 TS
+ OVR T1 50 N
OVR T1 + 2 25-255
- 7 + OVR T1 50 N
OVR T1 + 2 3N-
15-255-7
3×OVR T1 + 2 25-255
TS + OVR T1 100 N
_ _ _
Type 2
/ 第Ⅱ级
( C级 )
_
120 440 _ _ _
OVR BT2 120-
440s P TS
OVR BT2 120-440s P TS
+ OVR BT2 100NP
3 x OVR BT2 120-
440s P TS
+ OVR BT2 100NP
100 440 _ _ _
OVR BT2 100-
440s P TS
OVR BT2 100NP
OVR BT2 100-440s P TS
+ OVR BT2 100NP
3 x OVR BT2 100-
440s P TS
+ OVR BT2 100NP
70
320 _ _ _ OVR BT2 70-320s P
OVR BT2 1N-70-320s P
OVR BT2 1N-70-320s P TS
OVR BT2 3N-70-320s P TS
440 _ _ _ OVR BT2 70-440s P OVR BT2 1N-70-440s P TS OVR BT2 3N-70-440s P TS
40
320 _ _ _ OVR BT2 40-320 P
OVR BT2 1N-40-320 P
OVR BT2 1N-40-320 P TS
OVR BT2 3N-40-320 P
OVR BT2 3N-40-320 P TS
440 – – – OVR BT2 40-440 P – OVR BT2 3N-40-440 P TS
660 – – –
OVR 40 660 P
OVR 40 660 P TS
_ _
15
275 – OVR 1N-15-275 OVR 3N-15-275 – – –
320 – – – OVR BT2 15-320 P
OVR BT2 1N-15-320 P
OVR BT2 1N-15-320 P TS
OVR BT2 3N-15-320 P
OVR BT2 3N-15-320 P TS
440 – – – OVR BT2 15-440 P –
OVR BT2 3N-15-440 P
OVR BT2 3N-15-440 P TS
10 275 – OVR 1N-10-275 OVR 3N-10-275 – _ –
Type 2
/ 第Ⅱ级
( C级 )
双极
– 15 75（AC / DC） – – – –
OVR 2-15-75 P
OVR 2-15-75 P TS
OVR 2-15-75s P TS
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