Transformer Oil Drain Device Type C2
The oil drain device Type C2 is deisgned in accordance with EN 50216-4:2002 type C2.
Transformer oil drain device type C2
- NW 22 (DIN 42551 A22)
- NW 31 (DIN 42551 A31)
- NW 40 (DIN 42551 A40)
Socket B of size NW22 is produced by a deep-drawing process. This guarantees absolute leak tighntess. The stop plug is made of EN-GJL-200 grey cast iron (upon request in A4 stainless steel), while the stop screw is made of brass. We offer the oil drain either as standard type (Type A) or soft-sealing type (Type A OR). An O-ring is attached to the soft-sealing design for redundant sealing.
Oil Drain Device Type C2 A OR
Standard Type O-ring Type
||Rated Power (kVA)|| Tightening torque screw and cap
|22||≤ 800||60 Nm|
|31||800 < Sr ≤ 3150||100 Nm|
|40||> 3150||120 Nm|
| Connection Pipe
|| Nominal Width
|| Thread d13
|F 22/31 DIN 42551||22||M 48 x 1,5||M 33 x 1,5||145||260||11|
|F 31/40 DIN 42551||31||M 60 x 2||M 48 x 1,5||180||270||17|
|F 31 DIN 42551||31||M 48 x 1,5||-||145||260||17|
|F 40 DIN 42551||40||M 60 x 2||-||180||295||17|
Accessory parts to connect tubes to the outlet:
- Reduction M60 x 2 to 1 ½" internal thread.
- Reduction M48 x 1,5 to 1" internal thread.
See below dowloads for further information.