Energy Code Ace - SECTION 120.10 – MANDATORY REQUIREMENTS FOR FANS

SECTION 120.10 – MANDATORY REQUIREMENTS FOR FANS

(a) Each fan or fan array with a combined motor nameplate horsepower greater than 1.00 hp or with a combined fan nameplate electrical input power greater than 0.89 kW shall have a fan energy index (FEI) of 1.00 or higher at fan system design conditions. Each fan and fan array used for a variable-air-volume system that meets the requirements of Section 110.1, computer room air conditioners (CRACs) as defined in 10 CFR 431, and DX-DOAS units.

1. The FEI for fan arrays shall be calculated in accordance with ANSI/AMCA 208-18 Annex C.

2. All FEI values shall be provided by a manufacturer, where fan selection software and/or fan catalogs display third party verified FEI values in accordance with ANSI/AMCA 208-18.

EXCEPTION to Section 120.10(a)2: FEI values for embedded fans do not need to be third party verified.

EXCEPTION 1 to Section 120.10(a): Embedded fans that are part of the equipment listed under Section 110.2., Section 110.1, computer room air conditioners (CRACs) as defined in 10 CFR 431, and DX-DOAS units.

EXCEPTION 2 to Section 120.10(a): Embedded fans and embedded fan arrays with a combined motor nameplate horsepower of 5 hp or less or with a fan system electrical input power of 4.1 kW or less.

EXCEPTION 3 to Section 120.10(a): Circulation fans, ceiling fans and air curtains.

EXCEPTION 4 to Section 120.10(a): Fans that are intended to only operate during emergency conditions.

NOTE: Authority: Sections 25213, 25218, 25218.5, 25402 and 25402.1, Public Resources Code. Reference: Sections 25007, 25008, 25218.5, 25310, 25402, 25402.1, 25402.4, 25402.8, and 25943, Public Resources Code.