NDQ5-2000 4P automatic change-over switch-Yueqing Lovadon Electric Co., Ltd.

Automatic Transfer Switches

NDQ5-2000 4P automatic change-over switch

NDQ5 series dual power automatic transfer switch is mainly used for ac 50 HZ, rated voltage 380 v, control of rated voltage 220 v, rated current, 16-3200 - a distribution network or generator in a master a case or give priority to each system and the mains switch and the load switch power generation group. At the same time can also be used for infrequent connected with the breaker circuit and circuit isolation.Products are widely used i···

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Product Details

General

Products are widely used in fire fighting, hospitals, Banks, such as high-rise buildings don't allow the important place of power supply of power to lose, and automatic power distribution system The system.

Model description

Description of Switch Structure

Technical Parameters

rated working current		20A	40A	63A	80A	100A	125A	160A	200A	250A	400A	630A	800A	1000A	1250A	1600A	2000A	2500A	3200A
Rated insalution voltage		690V									690V
Rated impluse withstand voltage		8KV									12KV
Rated working voltage(Ue) UUi(V)		AC440V
Rated work current	AC-31A	20	40	63	80	100	125	160	200	250	400	630	800	1000	1250	1600	2000	2500	3200
	AC-33A	20	32	40	63	80	125	160	200	250	340	536	800	1000	1000(1250)	1000	1250	1250	1250
	AC-35A	20	40	63	80	100	125	160	200	250	400	630	800	1000	1000	1250	2000	2000	2500
Rated making capacity		10Ie
Rated breaking capacity		8Ie
Rated restrictions short circuit current		100KA									70KA			100KA		120KA		80KA
Control power supply voltage		DC24V、48V、110VA、AC220V
Rated short-time withstand current		7KA				9KA					13KA			26KA			50KA	55KA

100A-1600A size parameters

100A-1600A尺寸图.jpg

Spec	Outline dimension and installation dimension drawing
In	A	A1	B	B1	C	E	G	J	K	L	N	P	R	S	T	U	W	φX	Y	Y1
100A/3	260	232	106	105	134	133	115	222	84	7	74.5	30	14	18	2.5	105	126	6	36	86
100A/4	279	244	106	105	134	133	115	234	84	7	74.5	30	14	18	2.5	105	126	6	36	86
125A/3	292	270	135	128	230	189	145	254	102	7	91	36	20	25	3.5	127	158	9	55	125
125A/4	322	300	135	128	230	189	145	284	102	7	91	36	20	25	3.5	127	158	9	55	125
160A/3	292	270	135	128	230	189	145	254	102	7	91	36	20	25	3.5	127	158	9	55	125
160A/4	322	300	135	128	230	189	145	284	102	7	91	36	20	25	3.5	127	158	9	55	125
250A/3	356	312	170	142	261	208	145	293	102	7	91	50	25	30	3.5	142	168	11	60	145
250A/4	406	362	170	142	261	208	145	343	102	7	91	50	25	30	3.5	142	168	11	60	145
400A/3	487	368	260	222	284	273	189	351	180	9	93	65	32	40	5	222	203	11	83	193
400A/4	552	733	260	222	284	273	189	416	180	9	93	65	32	40	5	222	203	11	83	193
630A/3	487	368	260	222	284	273	189	351	180	9	93	65	40	50	6	222	203	12	83	193
630A/4	552	733	260	222	284	273	189	416	180	9	93	65	40	50	6	222	203	12	83	193
800A/3	646	519	357	250	363	350	443	499	220	11	87	120	60	69	8	250	207	12.5	83	254
800A/4	760	633	357	250	363	350	443	613	220	11	87	120	60	69	8	250	270	12.5	109	254
1000A/3	646	519	357	250	363	350	443	499	220	11	87	120	60	69	8	250	207	12.5	109	254
1000A/4	760	633	357	250	363	350	443	613	220	11	87	120	60	69	8	250	207	12.5	109	254
1250A/3	646	519	357	250	363	350	443	499	220	11	87	120	80	69	8	250	207	13	110	255
1250A/4	760	633	357	250	363	350	443	613	220	11	87	120	80	69	8	250	207	13	110	255
1600A/3	646	519	357	250	363	350	443	499	220	11	87	120	80	69	10	250	207	13	110	255
1600A/4	760	633	357	250	363	350	443	613	220	11	87	120	80	69	10	250	207	13	110	255

2000A-3200A size parameters

2000A-3200A尺寸图.jpg

Specification	Dimansion							Switch installed					Terminal
Specification	A	A1	B	C	E	G	H	J	K	L	N	0	P	R	S	T	U	V	Y	Y1	Y3
2000A	1007	633	455	562	495	470	53	467	220	11	84.5	524	120	80	80	10	250	33	147	84	147
2500A	1007	633	455	562	495	470	28	467	220	11	84.5	524	120	80	100	10	250	13	152	79	152
3200A	1007	633	455	562	495	470	28	467	220	11	84.5	524	120	120	100	15	250	13	152	79	152

Yueqing Lovadon Electric Co., Ltd.