§ 431.136 Energy conservation standards and their effective dates.

(a) All basic models of commercial ice makers must be tested for performance using the applicable DOE test procedure in § 431.134, be compliant with the applicable standards set forth in paragraphs (b) through (d) of this section, and be certified to the Department of Energy under 10 CFR part 429 of this chapter.

(b) Each cube type automatic commercial ice maker with capacities between 50 and 2,500 pounds per 24-hour period manufactured on or after January 1, 2010 and before January 28, 2018, shall meet the following standard levels:

Equipment type Type of cooling Harvest rate
lb ice/24 hours 		Maximum
energy use
kWh/100 lb ice 		Maximum
condenser
water use1
gal/100 lb ice
Ice-Making Head Water <500 7.8-0.0055H2 200-0.022H.
Ice-Making Head Water ≥500 and <1,436 5.58-0.0011H 200-0.022H.
Ice-Making Head Water ≥1,436 4.0 200-0.022H.
Ice-Making Head Air <450 10.26-0.0086H Not Applicable.
Ice-Making Head Air ≥450 6.89-0.0011H Not Applicable.
Remote Condensing (but not remote compressor) Air <1,000 8.85-0.0038H Not Applicable.
Remote Condensing (but not remote compressor) Air ≥1,000 5.1 Not Applicable.
Remote Condensing and Remote Compressor Air <934 8.85-0.0038H Not Applicable.
Remote Condensing (but not remote compressor) Air ≥934 5.3 Not Applicable.
Self-Contained Water <200 11.40-0.019H 191-0.0315H.
Self-Contained Water ≥200 7.6 191-0.0315H.
Self-Contained Air <175 18.0-0.0469H Not Applicable.
Self-Contained Air ≥175 9.8 Not Applicable.

1 Water use is for the condenser only and does not include potable water used to make ice.

2 H = harvest rate in pounds per 24 hours, indicating the water or energy use for a given harvest rate.

Source: 42 U.S.C. 6313(d).

(c) Each batch type automatic commercial ice maker with capacities between 50 and 4,000 pounds per 24-hour period manufactured on or after January 28, 2018, shall meet the following standard levels:

Equipment type Type of cooling Harvest rate
lb ice/24 hours 		Maximum
energy use
kilowatt-hours
(kWh)/100 lb ice1 		Maximum
condenser
water use
gal/100 lb ice2
Ice-Making Head Water < 300 6.88-0.0055H 200-0.022H.
Ice-Making Head Water ≥300 and <850 5.80-0.00191H 200-0.022H.
Ice-Making Head Water ≥850 and <1,500 4.42-0.00028H 200-0.022H.
Ice-Making Head Water ≥1,500 and <2,500 4.0 200-0.022H.
Ice-Making Head Water ≥2,500 and <4,000 4.0 145.
Ice-Making Head Air < 300 10-0.01233H NA.
Ice-Making Head Air ≥ 300 and < 800 7.05-0.0025H NA.
Ice-Making Head Air ≥ 800 and < 1,500 5.55-0.00063H NA.
Ice-Making Head Air ≥ 1500 and < 4,000 4.61 NA.
Remote Condensing (but not remote compressor) Air < 988 7.97-0.00342H NA.
Remote Condensing (but not remote compressor) Air ≥ 988 and < 4,000 4.59 NA.
Remote Condensing and Remote Compressor Air < 930 7.97-0.00342H NA.
Remote Condensing and Remote Compressor Air ≥ 930 and < 4,000 4.79 NA.
Self-Contained Water < 200 9.5-0.019H 191-0.0315H.
Self-Contained Water ≥ 200 and < 2,500 5.7 191-0.0315H.
Self-Contained Water ≥ 2,500 and < 4,000 5.7 112.
Self-Contained Air < 110 14.79-0.0469H NA.
Self-Contained Air ≥ 110 and < 200 12.42-0.02533H NA.
Self-Contained Air ≥ 200 and < 4,000 7.35 NA.

1 H = harvest rate in pounds per 24 hours, indicating the water or energy use for a given harvest rate. Source: 42 U.S.C. 6313(d).

2 Water use is for the condenser only and does not include potable water used to make ice.

(d) Each continuous type automatic commercial ice maker with capacities between 50 and 4,000 pounds per 24-hour period manufactured on or after January 28, 2018, shall meet the following standard levels:

Equipment type Type of cooling Harvest rate
lb ice/24 hours 		Maximum
energy use
kWh/100 lb ice1 		Maximum
condenser
water use
gal/100 lb ice2
Ice-Making Head Water <801 6.48-0.00267H 180-0.0198H.
Ice-Making Head Water ≥801 and <2,500 4.34 180-0.0198H.
Ice-Making Head Water ≥2,500 and <4,000 4.34 130.5.
Ice-Making Head Air <310 9.19-0.00629H NA.
Ice-Making Head Air ≥310 and <820 8.23-0.0032H NA.
Ice-Making Head Air ≥820 and <4,000 5.61 NA.
Remote Condensing (but not remote compressor) Air <800 9.7-0.0058H NA.
Remote Condensing (but not remote compressor) Air ≥800 and <4,000 5.06 NA.
Remote Condensing and Remote Compressor Air <800 9.9-0.0058H NA.
≥800 and <4,000 5.26 NA.
Self-Contained Water <900 7.6-0.00302H 153-0.0252H.
Self-Contained Water ≥900 and <2,500 4.88 153-0.0252H.
Self-Contained Water ≥2,500 and <4,000 4.88 90.
Self-Contained Air <200 14.22-0.03H NA.
Self-Contained Air ≥200 and <700 9.47-0.00624H NA.
Self-Contained Air ≥700 and <4,000 5.1 NA.

1 H = harvest rate in pounds per 24 hours, indicating the water or energy use for a given harvest rate. Source: 42 U.S.C. 6313(d).

2 Water use is for the condenser only and does not include potable water used to make ice.

[80 FR 4754, Jan. 28, 2015]