ANNEX I

ECODESIGN REQUIREMENTS FOR MOTORS AND VARIABLE SPEED DRIVES

1. ENERGY EFFICIENCY REQUIREMENTS FOR MOTORS

Energy efficiency requirements for motors shall apply according to the following timetable:

(a) from 1 July 2021: (i) the energy efficiency of three-phase motors with a rated output equal to or above 0,75 kW and equal to or below 1 000 kW, with 2, 4, 6 or 8 poles, which are not Ex eb increased safety motors, shall correspond to at least the IE3 efficiency level set out in Table 2; (ii) the energy efficiency of three-phase motors with a rated output equal to or above 0,12 kW and below 0,75 kW, with 2, 4, 6 or 8 poles, which are not Ex eb increased safety motors, shall correspond to at least the IE2 efficiency level set out in Table 1;

(b) from 1 July 2023: (i) the energy efficiency of Ex eb increased safety motors with a rated output equal to or above 0,12 kW and equal to or below 1 000 kW, with 2, 4, 6 or 8 poles, and single-phase motors with a rated output equal to or above 0,12 kW shall correspond to at least the IE2 efficiency level set out in Table 1; (ii) the energy efficiency of three-phase motors which are not brake motors, Ex eb increased safety motors, or other explosion-protected motors, with a rated output equal to or above 75 kW and equal to or below 200 kW, with 2, 4, or 6 poles, shall correspond to at least the IE4 efficiency level set out in Table 3.

Energy efficiency for motors, expressed in International Energy efficiency classes (IE), is set out in Tables 1, 2 and 3, for different values of the motor rated output power PN. IE classes are determined at rated output power (PN), rated voltage (UN), based on the 50 Hz operation and 25 °C ambient reference temperature.

Table 1

Minimum efficiencies ηn for IE2 efficiency level at 50 Hz (%)

Rated output power PN [kW] Number of poles 2 4 6 8 0,12 53,6 59,1 50,6 39,8 0,18 60,4 64,7 56,6 45,9 0,20 61,9 65,9 58,2 47,4 0,25 64,8 68,5 61,6 50,6 0,37 69,5 72,7 67,6 56,1 0,40 70,4 73,5 68,8 57,2 0,55 74,1 77,1 73,1 61,7 0,75 77,4 79,6 75,9 66,2 1,1 79,6 81,4 78,1 70,8 1,5 81,3 82,8 79,8 74,1 2,2 83,2 84,3 81,8 77,6 3 84,6 85,5 83,3 80,0 4 85,8 86,6 84,6 81,9 5,5 87,0 87,7 86,0 83,8 7,5 88,1 88,7 87,2 85,3 11 89,4 89,8 88,7 86,9 15 90,3 90,6 89,7 88,0 18,5 90,9 91,2 90,4 88,6 22 91,3 91,6 90,9 89,1 30 92,0 92,3 91,7 89,8 37 92,5 92,7 92,2 90,3 45 92,9 93,1 92,7 90,7 55 93,2 93,5 93,1 91,0 75 93,8 94,0 93,7 91,6 90 94,1 94,2 94,0 91,9 110 94,3 94,5 94,3 92,3 132 94,6 94,7 94,6 92,6 160 94,8 94,9 94,8 93,0 200 up to 1 000 95,0 95,1 95,0 93,5





Table 2

Minimum efficiencies ηn for IE3 efficiency level at 50 Hz (%)

Rated output power PN [kW] Number of poles 2 4 6 8 0,12 60,8 64,8 57,7 50,7 0,18 65,9 69,9 63,9 58,7 0,20 67,2 71,1 65,4 60,6 0,25 69,7 73,5 68,6 64,1 0,37 73,8 77,3 73,5 69,3 0,40 74,6 78,0 74,4 70,1 0,55 77,8 80,8 77,2 73,0 0,75 80,7 82,5 78,9 75,0 1,1 82,7 84,1 81,0 77,7 1,5 84,2 85,3 82,5 79,7 2,2 85,9 86,7 84,3 81,9 3 87,1 87,7 85,6 83,5 4 88,1 88,6 86,8 84,8 5,5 89,2 89,6 88,0 86,2 7,5 90,1 90,4 89,1 87,3 11 91,2 91,4 90,3 88,6 15 91,9 92,1 91,2 89,6 18,5 92,4 92,6 91,7 90,1 22 92,7 93,0 92,2 90,6 30 93,3 93,6 92,9 91,3 37 93,7 93,9 93,3 91,8 45 94,0 94,2 93,7 92,2 55 94,3 94,6 94,1 92,5 75 94,7 95,0 94,6 93,1 90 95,0 95,2 94,9 93,4 110 95,2 95,4 95,1 93,7 132 95,4 95,6 95,4 94,0 160 95,6 95,8 95,6 94,3 200 up to 1 000 95,8 96,0 95,8 94,6





Table 3

Minimum efficiencies ηn for IE4 efficiency level 50 Hz (%)

Rated output power PN [kW] Number of poles 2 4 6 8 0,12 66,5 69,8 64,9 62,3 0,18 70,8 74,7 70,1 67,2 0,20 71,9 75,8 71,4 68,4 0,25 74,3 77,9 74,1 70,8 0,37 78,1 81,1 78,0 74,3 0,40 78,9 81,7 78,7 74,9 0,55 81,5 83,9 80,9 77,0 0,75 83,5 85,7 82,7 78,4 1,1 85,2 87,2 84,5 80,8 1,5 86,5 88,2 85,9 82,6 2,2 88,0 89,5 87,4 84,5 3 89,1 90,4 88,6 85,9 4 90,0 91,1 89,5 87,1 5,5 90,9 91,9 90,5 88,3 7,5 91,7 92,6 91,3 89,3 11 92,6 93,3 92,3 90,4 15 93,3 93,9 92,9 91,2 18,5 93,7 94,2 93,4 91,7 22 94,0 94,5 93,7 92,1 30 94,5 94,9 94,2 92,7 37 94,8 95,2 94,5 93,1 45 95,0 95,4 94,8 93,4 55 95,3 95,7 95,1 93,7 75 95,6 96,0 95,4 94,2 90 95,8 96,1 95,6 94,4 110 96,0 96,3 95,8 94,7 132 96,2 96,4 96,0 94,9 160 96,3 96,6 96,2 95,1 200 up to 249 96,5 96,7 96,3 95,4 250 up to 314 96,5 96,7 96,5 95,4 315 up to 1 000 96,5 96,7 96,6 95,4

To determine the minimum efficiency of 50 Hz motors with rated power outputs PN of between 0,12 and 200 kW not provided in Tables 1, 2 and 3, the following formula shall be used:

A, B, C and D are interpolation coefficients to be determined according to Tables 4 and 5.

Table 4

Interpolation coefficients for motors with rated power output P from 0,12 kW up to 0,55 kW

IE code Coefficients 2 poles 4 poles 6 poles 8 poles IE2 A 22,4864 17,2751 -15,9218 6,4855 B 27,7603 23,978 -30,258 9,4748 C 37,8091 35,5822 16,6861 36,852 D 82,458 84,9935 79,1838 70,762 IE3 A 6,8532 7,6356 -17,361 -0,5896 B 6,2006 4,8236 -44,538 -25,526 C 25,1317 21,0903 -3,0554 4,2884 D 84,0392 86,0998 79,1318 75,831 IE4 A -8,8538 8,432 -13,0355 -4,9735 B -20,3352 2,6888 -36,9497 -21,453 C 8,9002 14,6236 -4,3621 2,6653 D 85,0641 87,6153 82,0009 79,055

Between 0,55 kW and 0,75 kW, a linear interpolation shall be performed on the obtained minimum efficiencies for 0,55 kW and 0,75 kW.

Table 5

Interpolation coefficients for motors with rated power output P from 0,75 kW up to 200 kW

IE code Coefficients 2 poles 4 poles 6 poles 8 poles IE2 A 0,2972 0,0278 0,0148 2,1311 B -3,3454 -1,9247 -2,4978 -12,029 C 13,0651 10,4395 13,247 26,719 D 79,077 80,9761 77,5603 69,735 IE3 A 0,3569 0,0773 0,1252 0,7189 B -3,3076 -1,8951 -2,613 -5,1678 C 11,6108 9,2984 11,9963 15,705 D 82,2503 83,7025 80,4769 77,074 IE4 A 0,34 0,2412 0,3598 0,6556 B -3,0479 -2,3608 -3,2107 -4,7229 C 10,293 8,446 10,7933 13,977 D 84,8208 86,8321 84,107 80,247

Losses are determined in accordance with Annex II.

2. PRODUCT INFORMATION REQUIREMENTS FOR MOTORS

The product information requirements set out in points (1) to (13) below shall be visibly displayed on:

(a) the technical data sheet or user manual supplied with the motor;

(b) the technical documentation for the purposes of conformity assessment pursuant to Article 5;

(c) free access websites of the manufacturer of the motor, its authorised representative or the importer, and;

(d) the technical data sheet supplied with products in which the motor is incorporated.

As regards to the technical documentation, the information shall be provided in the order as set out in points (1) to (13). The exact wording used in the list does not need to be repeated. The information may be displayed using clearly understandable graphs figures or symbols rather than text.

From 1 July 2021:

(1) rated efficiency (ηΝ) at the full, 75 % and 50 % rated load and voltage (UN), determined based on the 50 Hz operation and 25 °C ambient reference temperature, rounded to one decimal place;

(2) efficiency level: ‘IE2’‘IE3’ or ‘IE4’, as determined in the first section of this Annex;

(3) manufacturer’s name or trade mark, commercial registration number and address;

(4) product’s model identifier;

(5) number of poles of the motor;

(6) the rated power output(s) PN or range of rated power output (kW);

(7) the rated input frequency(s) of the motor (Hz);

(8) the rated voltage(s) or range of rated voltage (V);

(9) the rated speed(s) or range of rated speed (rpm);

(10) whether single-phase or three-phase;

(11) information on the range of operating conditions for which the motor is designed: (a) altitudes above sea-level; (b) minimum and maximum ambient air temperatures including for motors with air cooling; (c) water coolant temperature at the inlet to the product, where applicable; (d) maximum operating temperature; (e) potentially explosive atmospheres;

(12) if the motor is considered exempt from efficiency requirement in accordance with Article 2(2) of this Regulation, the specific reason why it is considered exempt.

From 1 July 2022:

(13) The power losses expressed in percentage (%) of the rated output power at the following different operating points for speed versus torque: (25;25) (25;100) (50;25) (50;50) (50;100) (90;50) (90;100) determined based on 25 °C ambient reference temperature, rounded to one decimal place; if the motor is not suited for operation at any of the operating points for speed versus torque above, then ‘N.A.’ or ‘Not Applicable’ should be indicated for such points.

The information referred to in points (1) and (2) as well as the year of manufacture shall be durably marked on or near the rating plate of the motor. Where the size of the rating plate makes it impossible to mark all the information referred to in point (1) only the rated efficiency at full rated load and voltage shall be marked.

The information listed in points (1) to (13) does not need to be published on free access websites for tailor-made motors with a special mechanical and electrical design manufactured on the basis of a specific client request if this information is included in the commercial offers provided to the clients.

Manufacturers shall provide information in the technical data sheet or user manual supplied with the motor on any specific precautions that must be taken when motors are assembled, installed, maintained or used with variable speed drives.

For motors exempt from the efficiency requirements in accordance with point 2(m) of Article 2 of this Regulation, the motor or its packaging and the documentation must clearly indicate ‘Motor to be used exclusively as spare part for’ and the product(s) for which it is intended.

For 50/60 Hz and 60 Hz motors, the information set out in points (1) and (2) above may be provided for the 60 Hz operation in addition to the values at 50 Hz, with clear indication of the applicable frequencies.

Losses are determined in accordance with Annex II.

3. EFFICIENCY REQUIREMENTS FOR VARIABLE SPEED DRIVES

Efficiency requirements for variable speed drives shall apply as follows:

From 1 July 2021, the power losses of variable speed drives rated for operating with motors with a rated output power equal to or above 0,12 kW and equal to or below 1 000 kW shall not exceed the maximum power losses corresponding to the IE2 efficiency level.

Energy efficiency for VSDs, expressed in International Energy efficiency classes (IE), is determined based on the power losses as follows:

The maximum power losses of the IE2 class are 25 % lower than the reference value referred to in Table 6.

Table 6

Reference VSD losses and test load displacement factor for the IE class determination of VSDs

Apparent output power of VSD (kVA) Rated power of Motor (kW) (indicative) Reference power losses (kW), at 90 % rated motor stator frequency and 100 % rated torque-producing current Test load displacement factor cos phi (+/- 0,08) 0,278 0,12 0,100 0,73 0,381 0,18 0,104 0,73 0,500 0,25 0,109 0,73 0,697 0,37 0,117 0,73 0,977 0,55 0,129 0,73 1,29 0,75 0,142 0,79 1,71 1,1 0,163 0,79 2,29 1,5 0,188 0,79 3,3 2,2 0,237 0,79 4,44 3 0,299 0,79 5,85 4 0,374 0,79 7,94 5,5 0,477 0,85 9,95 7,5 0,581 0,85 14,4 11 0,781 0,85 19,5 15 1,01 0,85 23,9 18,5 1,21 0,85 28,3 22 1,41 0,85 38,2 30 1,86 0,85 47 37 2,25 0,85 56,9 45 2,70 0,86 68,4 55 3,24 0,86 92,8 75 4,35 0,86 111 90 5,17 0,86 135 110 5,55 0,86 162 132 6,65 0,86 196 160 8,02 0,86 245 200 10,0 0,87 302 250 12,4 0,87 381 315 15,6 0,87 429 355 17,5 0,87 483 400 19,8 0,87 604 500 24,7 0,87 677 560 27,6 0,87 761 630 31,1 0,87 858 710 35,0 0,87 967 800 39,4 0,87 1 088 900 44,3 0,87 1 209 1 000 49,3 0,87

If the apparent output power of a VSD is between two values in Table 6, the higher power loss value and the lower value of the test load displacement factor shall be used for the IE class determination.

Losses are determined in accordance with Annex II.

4. PRODUCT INFORMATION REQUIREMENTS FOR VARIABLE SPEED DRIVES

From 1 July 2021, the product information on variable speed drives set out in points (1) to (11) shall be visibly displayed on:

(a) the technical data sheet or user manual supplied with the VSD;

(b) the technical documentation for the purposes of conformity assessment pursuant to Article 5;

(c) free access websites of the manufacturer, its authorised representative or the importer and;

(d) the technical data sheet supplied with products in which the VSD is incorporated.

As regards to the technical documentation, the information shall be provided in the order as listed in points (1) to (11). The exact wording used in the list does not need to be repeated. It may be displayed using clearly understandable graphs figures or symbols rather than text:

(1) power losses in % of the rated apparent output power at the following different operating points for relative motor stator frequency versus relative torque-producing current (0;25) (0;50) (0;100) (50;25) (50;50) (50;100) (90;50) (90;100), as well as standby losses, generated when the VSD is powered up but is not providing current to the load, rounded to one decimal place;

(2) efficiency level: ‘IE2’ as determined in the third section of this annex;

(3) manufacturer’s name or trade mark, commercial registration number and address;

(4) product’s model identifier;

(5) apparent output power or range of apparent output power (kVA);

(6) indicative motor rated power output(s) PN or range of rated power output (kW);

(7) rated output current (A);

(8) maximum operating temperature (°C);

(9) rated supply frequency(s) (Hz);

(10) rated supply voltage(s) or range of rated supply voltage (V);

(11) if the VSD is considered exempt from the efficiency requirements in accordance with Article 2(3) of this Regulation the specific reason why it is considered exempt.

The information listed above in points (1) to (11) does not need to be published on free access websites for tailor-made VSDs with special electrical design manufactured on the basis of a specific client request if this information is included in the commercial offers provided to the clients.

The information referred to in points (1) and (2) as well as the year of manufacture shall be durably marked on or near the rating plate of the VSD. Where the size of the rating plate makes it impossible to mark all the information referred to in point (1) only the rated efficiency at (90;100) shall be marked.

Losses are determined in accordance with Annex II.