Motors / Applied Products
Overseas High Efficiency Regulations Compliant Motors (for USA/Canada)

Three-phase Induction Motors (for USA/Canada)

Under the U.S. Energy Independence and Security Act (EISA),
the application range of the NEMA Premium (*IE3) has been expanded and enforced since June 1, 2016.
In Canada, under the Canadian Energy Efficiency Act (EEAct), Premium (*IE3) has been enforced since January 1, 2011.

*IE3: Efficiency class (IE code) based on the international standard IEC 60034-30:2014

Name of country		USA		Canada
Legal name		EISA (Energy Independence and Security Act)		EEAct (Energy Efficiency Act)
Compliance standard		NEMA MG1-12-12		CSA C390
Efficiency class		NEMA Premium (IE3)		Premium (IE3)
Regulation effective date		From June 1, 2016		From January 1, 2011
Applicable motors	Housing structure	Totally-enclosed type, open type
	Mounting method	Leg mounting type, flange mounting type		Leg mounting type, no-leg type
	Output * Indicated for the 4P specification.	1 to 500 HP (0.75 to 373 kW)	1 to 200 HP (0.75 to 150 kW)	1 to 200 HP (0.75 to 150 kW)
	Number of poles	2, 4, 6, 8P	4, 6, 8P	2, 4, 6P
	Voltage and frequency	600 V or below, 60 Hz		600 V or below, 50/60 Hz or 60 Hz
	Rating	Continuous
	Load factor	100%
	Speed	Single speed
	Characteristics	Design A, B (IEC: Design N)	Design C (IEC: Design H)	Design A or B (IEC: Design N)
	Others	Special flanges/Special shafts/With Special bases Vertical hollow shafts/Sleeve bearings/ Thrust bearings Low-temperature motors/Brake motors/Humidity-proof motors TEBC (Totally Enclosed Blower Cooled): Externally powered ventilation type TENV (Totally Enclosed Non-Ventilated): Totally enclosed self-cooled type Immersible electric motors		Categories I and II Explosion-proof motors Geared motors
Certification system	Acquisition obligations	Yes
Certification system	Labeling obligations	Yes
Penal provisions		Yes
Regulation exempt (example)		Air-over (non-self cooled type)/machine built-in type/water-cooled motors/submersible motors, motors dedicated for driving inverters		Categories III, IV, and V

Efficiency Reference Values

Output		60 Hz
HP	(kW)	2P	4P	6P
1	(0.75)	77.0	83.5	82.5
1.5	(1.1)	84.0	86.5	87.5
2	(1.5)	85.5	86.5	88.5
3	(2.2)	86.5	89.5	89.5
5	(3.7)	88.5	89.5	89.5
7.5	(5.5)	89.5	91.7	91.0
10	(7.5)	90.2	91.7	91.0
15	(11)	91.0	92.4	91.7
20	(15)	91.0	93.0	91.7
25	(18.5)	91.7	93.6	93.0
30	(22)	91.7	93.6	93.0
40	(30)	92.4	94.1	94.1
50	(37)	93.0	94.5	94.1
60	(45)	93.6	95.0	94.5
75	(55)	93.6	95.4	94.5
100	(75)	94.1	95.4	95.0
125	(90)	95.0	95.4	95.0
150	(110)	95.0	95.8	95.8
200	(150)	95.4	96.2	95.8
250	(185)	95.8	96.2	95.8
300	(220)	95.8	96.2	ー
350	(250)	95.8	96.2	ー
400	(300)	95.8	96.2	ー
450	(355)	95.8	96.2	ー
500	(373)	95.8	96.2	ー

			Products certified to comply with the US EISA and Canadian EEAct	Products certified to comply with the US EISA
Housing structure			Totally-enclosed fan-cooled type
Output			0.75 to 30 kW	0.75 to 55 kW
Frame size			80M to 180L (JIS frame number)	80M to 225S (JIS frame number)
Number of poles			2, 4, 6P
Rated voltage	2P		200/220/230/240/400/440/460/480 V	230 V or 460 V
Rated voltage	4, 6P		220/230/240/440/460/480 V	230 V or 460 V
Rated frequency			60 Hz
Time rating			CONT *S1 (continuous)	S1 (continuous)
Protection rating			IP55	IP44
Starting method			3.7 kW or smaller: Direct-on-line starting 5.5 kW or larger: -△ starting
Lead wire	System		Lugs	160L or smaller: Terminal strips 180M or larger: Lugs
Lead wire	No. of wires		3.7 kW or smaller: 9　 5.5 kW or larger: 12	3.7 kW or smaller: 3　 5.5 kW or larger: 6
Thermal class			155 (F)
Direction of rotation			CCＷ (counterclockwise as seen from load side)
Cooling system			IC411
Mounting method			Leg mounting type
Ambient conditions	Temperature		-30℃ to +40℃
	Humidity		100%RH max. (no condensation)
	Altitude		1,000 m max.
	Other		No corrosive or explosive gas or vapor
Color of coating			Munsell Ｎ1.2 (black)
Standard	Applicable		JEC-2137-2000
	Efficiency	USA	NEMA MG1-12-12 (12-16) NEMA Premium (IE3)
	Efficiency	Canada	CSA C390 Premium (IE3)	ー
	Safety		UL1004-1 UL/cUL (CCN: PRGY2, PRGY8)	ー