Hi All,
I see that Type 2 Mcbs are no longer mentioned in tables under Maximum permitted Zs in the new 17th Regs.
The new values are based on 230V instead of 240V, so I imagine it's just a case of doing the equation to find maximum permissible Zs when carrying out a PIR and finding type 2 in use.
I see that Type 2 Mcbs are no longer mentioned in tables under Maximum permitted Zs in the new 17th Regs.
The new values are based on 230V instead of 240V, so I imagine it's just a case of doing the equation to find maximum permissible Zs when carrying out a PIR and finding type 2 in use.