OEM Factory for Ac Dynamo Working - 80KW-200KW LTP274 Series Brushless AC Alternator – Landtop

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OEM Factory for Ac Dynamo Working - 80KW-200KW LTP274 Series Brushless AC Alternator – Landtop Detail:

Standard features:
◆The technical performance and mounting dimension of LTP series generators are
international IEC 60034,NEMA MG1-32,ISO8528,CSA C22.2-100,VDE0530 and
national GB755 standards compliant,the quality of prodcts can reach current international standard.
◆Excellent compatibility with drive systems:standard mounting dimensions can be coupled to any
diesel engines from worldwide,many S.A.E flanges and S.A.E drive discs can be easily interchangealble.
◆Easy access for installation and maintenance,including:coupling to engines,connecting for lead
wire,adjustment for AVR,connecting for rectifier,integrating with current transformers.For balanced
rotor with two sealed and quality ball bearing,LTP generators have the featues of little vibration and
low noise.
◆The standard enclosure protection is IP23.
◆And with standard permanent magnet generator excitation system(PMG)

50Hz – 1500rpm CLASS “H”
RATING		Winding 311/0.8 Power Factor
Duty/Temp Rise/Ambient T°		Cont./125K/40°C				Standby/150k/40°C
Phase		3 Phase				3 Phase
Voltage	Y	380	400	415	440	380	400	415	440
	△	220	230	240		220	230	240
	YY				220				220
LTP274S1	KVA	100	100	100	95	110	110	110	106
LTP274S1	KW	80	80	80	76	88	88	88	84
LTP274S2	KVA	120	120	120	113.75	132	132	132	125.1
LTP274S2	KW	96	96	96	91	105.6	105.6	105.6	100.1
LTP274S3	KVA	140	140	140	130	152.5	152.5	152.5	142.5
LTP274S3	KW	112	112	112	104	122	122	122	114
LTP274S4	KVA	160	160	160	150	175	175	175	165
LTP274S4	KW	128	128	128	120	140	140	140	132
LTP274S5	KVA	182	182	182	170.6	200	200	200	187
LTP274S5	KW	145.6	145.6	145.6	136.5	160	160	160	150
LTP274S6	KVA	200	200	200	190	220	220	220	210
LTP274S6	KW	160	160	160	152	176	176	176	168
LTP274S7	KVA	230	230	230	209.6	253	253	253	230.5
LTP274S7	KW	184	184	184	167.7	202.4	202.4	202.4	184.4
LTP274S8	KVA	250	250	250	230	275	275	275	256.2
LTP274S8	KW	200	200	200	184	220	220	220	205

60Hz – 1800rpm CLASS “H”
RATING	Winding 311/0.8 Power Factor							Winding 05
Duty/Temp Rise/Ambient T°	Cont./125K/40°C			Standby/150k/40°C				Cont./125K/40°C
Phase	3 Phase			3 Phase				1 Phase
Voltage	Y	416	440	460	480	416	440	460	480
	△	240				240
	YY	208	220	230	240	208	220	230	240
LTP274S1	KVA	117.5	117.5	117.5	117.5	129.2	129.2	129.2	129.2
LTP274S1	KW	94	94	94	94	103.4	103.4	103.4	103.4
LTP274S2	KVA	137.5	137.5	137.5	137.5	151.2	151.2	151.2	151.2
LTP274S2	KW	110	110	110	110	121	121	121	121
LTP274S3	KVA	167.5	167.5	167.5	167.5	184.2	184.2	184.2	184.2
LTP274S3	KW	134	134	134	134	147.4	147.4	147.4	147.4
LTP274S4	KVA	190	190	190	190	209	209	209	209
LTP274S4	KW	152	152	152	152	167.2	167.2	167.2	167.2
LTP274S5	KVA	218.5	218.5	218.5	218.5	240.3	240.3	240.3	240.3
LTP274S5	KW	174.8	174.8	174.8	174.8	192.2	192.2	192.2	192.2
LTP274S6	KVA	245	245	245	245	269.5	269.5	269.5	269.5
LTP274S6	KW	196	196	196	196	215.6	215.6	215.6	215.6
LTP274S7	KVA	281	281	281	281	309.1	309.1	309.1	309.1
LTP274S7	KW	224.8	224.8	224.8	224.8	247.2	247.2	247.2	247.2
LTP274S8	KVA	299	299	299	299	328.9	328.9	328.9	328.9
LTP274S8	KW	239.2	239.2	239.2	239.2	263.1	263.1	263.1	263.1

Frequency/R.P.M		50Hz-1500rpm				60Hz-1800rpm
Duty/Ambient T°		Continuous/40°C				Continuous/40°C
Ins.Class/ T° Rise		H/125° K				H/125° K
Load/Phase/P.F.		Full load/3Phase/0.8				Full load/3Phase/0.8
Voltage	Y	380	400	415	440	380	416	440	480
	△	220	230	240		220	240	200
	YY				220		208		240
LTP274S1	η（%）	89.8	90.4	90.7	91.4	89.6	90	90.4	91
LTP274S2	η（%）	90.5	91.1	91.4	91.8	90.2	90.8	91	91.4
LTP274S3	η（%）	91.3	91.7	92	92.5	90.4	91	91.2	91.6
LTP274S4	η（%）	92	92.4	92.6	93	91.8	92.2	92.6	92.8
LTP274S5	η（%）	92.3	92.5	92.7	93	92	92.3	92.5	92.9
LTP274S6	η（%）	93	93.3	93.6	93.8	92.7	92.9	93.2	93.6
LTP274S7	η（%）	93.2	93.5	93.9	94.1	92.9	93.2	93.4	93.8
LTP227S8	η（%）	93.3	93.8	94	94.2	93	93.3	93.5	94

REACTANCE-TIME CONSTANT(s) H CLASS
	50Hz @ 400V	274S1	274S2	274S3	274S4	274S5	274S6	274S7	274S8
Kcc	SHORT CIRCUIT RATIO	0.452	0.485	0.474	0.495	0.522	0.524	0.571	0.392
Xd	DIR. AXIS SYNCHRONOUS	2.21	2.060	2.110	2.020	1.915	1.910	1.750	2.550
X’d	DIR. AXIS TRANSIENT	0.18	0.180	0.190	0.170	0.165	0.160	0.093	0.119
X”d	DIR. AXIS SUBTRANSIENT	0.13	0.110	0.130	0.120	0.115	0.110	0.064	0.078
Xq	QUAD. AXIS REACTANCE	1.43	1.320	1.380	1.250	1.150	1.150	0.800	1.140
X”q	QUAD. AXIS SUBTRANSIEN	0.16	0.160	0.160	0.150	0.155	0.150	0.147	0.137
X2	NEGATIVE SEQUENCE	0.14	0.130	0.140	0.130	0.120	0.120	0.105	0.108
X0	ZERO SEQUENCE	0.09	0.080	0.090	0.080	0.075	0.080	0.040	0.020
T’d	TRANSIENT TIME CONST.	0.028s	0.031s	0.032s	0.035s	0.039s	0.042s	0.045s	0.049s
T”d	SUB-TRANS TIME CONST.	0.001s	0.01s	0.01s	0.011s	0.012s	0.012s	0.015s	0.02s
T’do	O.C. FIELD TIME CONST.	0.8s	0.85s	0.85s	0.90s	1.05s	1.10s	1.27s	1.27s
Ta	ARMATURE TIME CONST.	0.007s	0.0073s	0.007s	0.009s	0.011s	0.012s	0.03s	0.018s

	60Hz @ 440V	274S1	274S2	274S3	274S4	274S5	274S6	274S7	274S8
Kcc	SHORT CIRCUIT RATIO	0.388	0.424	0.474	0.422	0.426	0.418	0.404	0.344
Xd	DIR. AXIS SYNCHRONOUS	2.58	2.360	2.110	2.370	2.350	2.390	2.475	2.903
X’d	DIR. AXIS TRANSIENT	0.22	0.200	0.190	0.200	0.195	0.190	0.153	0.136
X”d	DIR. AXIS SUBTRANSIENT	0.15	0.140	0.130	0.130	0.135	0.130	0.090	0.089
Xq	QUAD. AXIS REACTANCE	1.48	1.390	1.380	1.430	1.405	1.410	1.126	1.298
X”q	QUAD. AXIS SUBTRANSIENT	0.21	0.200	0.160	0.190	0.175	0.180	0.129	0.156
X2	NEGATIVE SEQUENCE	0.18	0.160	0.140	0.150	0.150	0.150	0.109	0.123
X0	ZERO SEQUENCE	0.11	0.098	0.095	0.090	0.070	0.060	0.045	0.023
T’d	TRANSIENT TIME CONST.	0.028s	0.031s	0.032s	0.035s	0.039s	0.042s	0.045s	0.049s
T”d	SUB-TRANS TIME CONST.	0.001s	0.01s	0.01s	0.011s	0.012s	0.012s	0.015s	0.02s
T’do	O.C. FIELD TIME CONST.	0.8s	0.85s	0.85s	0.90s	1.05s	1.10s	1.27s	1.27s
Ta	ARMATURE TIME CONST.	0.007s	0.0073s	0.007s	0.009s	0.011s	0.012s	0.03s	0.018s

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Note: Products and materials shown in this catalogue may,at any time,be modified in order to follow the latest technological
developments, improve the design or change the conditions of utilisation. Their description cannot in any case engage
LANDTOP liability.

5 (3)

5 (2)

5 (5)

5 (6)

Note: Products and materials shown in this catalogue may,at any time,be modified in order to follow the latest technological
developm-ents, improve the design or change the conditions of utilisation. Their description cannot in any case engage
LANDTOP liability.

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"Sincerity, Innovation, Rigorousness, and Efficiency" is definitely the persistent conception of our corporation to the long-term to establish alongside one another with customers for mutual reciprocity and mutual profit for OEM Factory for Ac Dynamo Working - 80KW-200KW LTP274 Series Brushless AC Alternator – Landtop , The product will supply to all over the world, such as: Madras, France, Georgia, Qualified R&D engineer might be there for your consultation service and we will try our best to meet your requirements. So you should feel free to contact us for inquiries. You'll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we are going to surely present you with the best quotation and after-sale service. We're ready to build stable and friendly relations with our merchants. To achieve mutual success, we'll make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we're here to welcome your inquiries for any of our merchandise and service.

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