ODM HS11F Double Throw Anti-Error Knife Switch Factory, Company

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ODM HS11F Double Throw Anti-Error Knife Switch Factory, Company

The HD11F Double Throw Anti-Error Knife Switch delivers secure circuit isolation for industrial power systems, supporting 200A-1500A loads at AC380V/DC220V with 660V insulation. This double-throw anti-error switch features a dual-direction switching mechanism to prevent misoperation, alongside high short-time withstand currents (10-32kA for 1s). With 10,000-cycle mechanical endurance and low operating force (≤450N), the HD11F switch ensures reliable performance in 50Hz distribution networks. Its robust design complies with AC-20 standards, making it ideal for applications requiring fail-safe manual control and durable isolation.

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Product Description

Type Designation

1	Isolator
2	Handle-operated type
3	Anti-Error
4	Rated operating current
5	Number of poles: 3 poles
6	8: Front-mounted wiring (or Front wiring) 9: Rear-mounted wiring (or Rear wiring)
7	0: Without auxiliary contact 1: With auxiliary contact

Structural Features

1. Blade Design & Conductivity

Single-blade (200-400A) and double-blade (600-1500A) structures with tin-plated contacts reduce resistance and optimize overall electrical performance.

2. Anti-Error Operation Mechanism

Designed with a specialized central rotating shaft to prevent misoperation, ensuring precise blade positioning and safe routine handling.

3. Mechanical Interlocking Safety

Equipped with interlocking devices that block accidental closure under load, withstand high short-circuit electrodynamic forces, and provide emergency manual unlocking.

4. Auxiliary Control Integration

Seamlessly integrates with L198 auxiliary switches for advanced circuit sequence management (auxiliary contacts operate ahead of main contacts), facilitating breaker or motor interlock configurations.

Product Display

HS11 Protective Knife Switch Outline and Installation Dimensions

The front wiring configuration of the HS11F series is outlined below:

Model	Specification	100A			200A			400A
Model	Specification	2P	3P	4P	2P	3P	4P	2P	3P	4P
HS11F Protective Front-Connected Knife Transfer Switch	A	78	140	170	200	200	270	210	210	300
	B	245	290	300	330	330	370	450	450	450
	C	-	40	80	70	70	140	160	80	160
	D	112	120	120	220	220	220	260	260	260
	E	40	50	40	140	70	70	80	80	80
	F	165	165	165	245	245	245	312	312	312
	H	180	190	200	240	240	240	280	280	300
	h	70	70	70	100	100	100	110	110	110
	M	-	-	-	8	8	8	8	8	8
	A	7	7	7	7	7	7	7	7	7

HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch Outline and Installation Dimensions

HS11 Front Terminal Rear Exit Installation Diagram

Model	Specification	100A, 200A				400A				600A				1000A
Model	Specification	1P	2P	3P	4P	1P	2P	3P	4P	1P	2P	3P	4P	1P	2P	3P	4P
HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch	A	100	160	190	265	120	200	220	300	140	240	270	370	160	280	330	450
	B	330	330	330	370	395	395	395	455	500	500	460	460	560	560	520	520
	C	60	120	70	140	80	160	80	160	100	200	100	200	120	240	120	240
	D	220	220	220	220	260	260	260	260	220	220	220	220	220	220	220	220
	E	-	70	70	70	-	80	80	80	-	100	100	100	-	120	120	120
	F	245	245	245	245	285	285	285	285	354	354	354	354	374	374	374	374
	H	240	240	240	240	280	280	280	300	390	390	370	370	450	450	430	430
	h	100	100	100	100	110	110	110	110	100	100	95	95	150	150	145	145
	I	35	35	35	35	26	26	26	26	36	36	36	36	36	36	36	36
	J	170	170	170	170	216	216	216	216	320	320	320	320	304	304	304	304
	K	20	20	20	20	30	30	30	30	40	40	40	40	50	50	50	50
	N	-	-	-	-	-	-	-	-	30	30	30	30	40	40	40	40
	O	-	-	-	-	-	-	-	-	-	-	-	-	25	25	25	25
	P	-	-	-	-	-	-	-	-	-	-	-	-	25	25	25	25
	M	8	8	8	8	12	12	12	12	16	16	16	16	12	12	12	12
	A	7	7	7	7	7	7	7	7	9	9	9	9	9	9	9	9

Model	Specification	1500A				2000A				3000A
Model	Specification	1P	2P	3P	4P	1P	2P	3P	4P	1P	2P	3P	4P
HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch	A	170	300	380	510	240	400	500	680	260	460	600	800
	B	580	580	540	540	680	680	680	680	710	710	710	710
	C	130	260	130	260	180	360	180	360	200	400	200	400
	D	260	260	260	260	240	240	240	240	280	280	280	280
	E	-	130	130	130	180	180	180	180	200	200	200	200
	F	434	434	434	434	480	480	480	480	540	540	540	540
	H	470	470	450	450	380	380	380	380	390	390	390	390
	h	160	160	150	150	170	170	170	170	180	180	180	180
	I	32	32	32	32	48	48	48	48	50	50	50	50
	J	340	340	340	340	370	370	370	370	404	404	404	404
	K	70	70	70	70	100	100	100	100	120	120	120	120
	N	46	46	46	46	50	50	50	50	50	50	50	50
	O	35	35	35	35	40	40	40	40	45	45	45	45
	P	35	35	35	35	55	55	55	55	68	68	68	68
	M	12	12	12	12	12	12	12	12	16	16	16	16
	A	9	9	9	9	11	11	11	11	13	13	13	13

HS11 Rear Terminal Central Handle Knife Transfer Switch Outline and Installation Dimensions

HS11 Rear Terminal Wiring Installation Diagram

Model	Specification	100A, 200A				400A				600A				1000A
Model	Specification	1P	2P	3P	4P	1P	2P	3P	4P	1P	2P	3P	4P	1P	2P	3P	4P
HS11 Rear Terminal Central Handle Knife Transfer Switch	A	100	170	200	270	120	200	220	300	140	240	270	370	160	280	330	450
	B	330	330	330	370	395	395	395	455	500	500	460	460	560	560	520	520
	C	70	140	70	140	80	160	80	160	100	200	100	200	120	240	120	240
	D	220	220	220	220	260	260	260	260	300	300	300	300	350	350	350	350
	E	-	70	70	70	-	80	80	80	-	100	100	100	-	120	120	120
	F	245	245	245	245	285	285	285	285	340	340	340	340	390	390	390	390
	H	240	240	240	240	280	280	280	300	330	330	310	310	380	380	360	360
	h	120	120	120	120	135	135	135	145	140	140	125	125	175	175	160	160
	I	35	35	35	35	26	26	26	26	36	36	36	36	36	36	36	36
	J	120	120	120	120	140	140	140	140	220	220	220	220	250	250	250	250
	K	20	20	20	20	30	30	30	30	40	40	40	40	50	50	50	50
	N	-	-	-	-	-	-	-	-	30	30	30	30	40	40	40	40
	O	-	-	-	-	-	-	-	-	-	-	-	-	25	25	25	25
	P	-	-	-	-	-	-	-	-	-	-	-	-	25	25	25	25
	M	8	8	8	8	12	12	12	12	16	16	16	16	12	12	12	12
	A	7	7	7	7	7	7	7	7	9	9	9	9	9	9	9	9

Model	Specification	1500A				2000A				3000A
Model	Specification	1P	2P	3P	4P	1P	2P	3P	4P	1P	2P	3P	4P
HS11 Rear Terminal Central Handle Knife Transfer Switch	A	170	300	380	510	240	400	500	680	260	460	600	800
	B	580	580	540	540	680	680	680	680	710	710	710	710
	C	130	260	130	260	180	360	180	360	200	400	200	400
	D	410	410	410	410	240	240	240	240	280	280	280	280
	E	-	130	130	130	180	180	180	180	200	200	200	200
	F	450	450	450	450	420	420	420	420	500	500	500	500
	H	390	390	370	370	380	380	380	380	390	390	390	390
	h	175	175	160	160	170	170	170	170	180	180	180	180
	I	32	32	32	32	48	48	48	48	50	50	50	50
	J	285	285	285	285	310	310	310	310	330	330	330	330
	K	70	70	70	70	100	100	100	100	120	120	120	120
	N	46	46	46	46	50	50	50	50	50	50	50	50
	O	35	35	35	35	40	40	40	40	45	45	45	45
	P	35	35	35	35	55	55	55	55	68	68	68	68
	M	12	12	12	12	12	12	12	12	16	16	16	16
	A	9	9	9	9	11	11	11	11	13	13	13	13

Frequently Asked Questions

What is the difference between single-blade and double-blade configurations?

Single-blade configurations are typically utilized for lower rated current applications (200A to 400A), while double-blade designs are deployed for higher ratings (600A to 1500A) to optimize heat dissipation, contact pressure, and overall current conductivity.

How does the anti-error mechanism protect personnel and machinery?

The central rotating shaft configuration prevents accidental operational shifts and misalignments, ensuring that contacts firmly engage in the designated position to avoid hazardous half-switched conditions.

Can the HS11 switch be operated safely while under high electrical loads?

The HS11 is designed as an isolating transfer switch equipped with safety mechanical interlocks that prevent unauthorized switching during active operational load hazards, providing stable resilience against electrodynamic forces.

What is the functional purpose of adding an auxiliary contact?

Auxiliary contacts (such as L198 switches) switch ahead of the primary poles. This enables seamless electrical interlock sequences, remote monitoring status feeds, and coordination with main breakers or automated systems.

What mounting and wiring orientations are available?

The series offers flexible terminal styles, including Front-Mounted Wiring (Code 8), Front Terminal Rear Exit layouts, and direct Rear-Mounted Wiring (Code 9) to adapt to compact switchgear enclosures and diverse cabinet geometries.