In general the meters shall be of Class 1.5 (error: within 1.5% of full scale), except the meters for groupstarter panel and local starters shall be of class 2.5, and shall have scale of the following range withrated value marked in red.- Voltmeter: 0 to approx. 120% of rated voltage- Ammeter: 0 to approx. 130% of rated current- Wattmeter: -15% (reverse power) to approx. 130% of rated wattage- Frequency: 55 - 65 Hz4 In general,the outdoor stainless material is to be SUS316/SUS316L except