WashiON KYORITSU KEIKI SSK Series EF Type Automatic Transfer Switches

Manufacture: WashiON KYORITSU KEIKI
Model: SSK series

Features

Type
Type			203 E	206 E	21 E	21.5 E	22 E	23 E	24 E
Rated Voltage			250VAC/140VDC
Rated current			30A	60A	100A	150A	200A	300A	400A
Throw			Double throw (D), Single throw (S)
Connection			Front (F), Back (B)
Weight Front (Back)	2 P		4.8 Kg (4.6 Kg)		6.9 Kg (6.7 Kg)		8.4Kg (8.0 Kg)		15.2 Kg (14.6 Kg)
	3 P		5.3 Kg (5.1 Kg)		7.8Kg (7.6 Kg)		10.1Kg (9.7 Kg)		18.4Kg (17.8 Kg)
	4 P		5.8 Kg (5.6 Kg)		8.7 Kg (8.5 Kg)		11.8Kg (11.4 Kg)		21.6 Kg (21.0 Kg)
Control current	2 P 3 P	100VDC	2.5 A		3.5 A		6.0 A		8.3 A
		100VAC	2.9 A		3.9 A		6.4 A		9.8 A
		200VAC	1.5 A		2.0 A		3.3 A		5.4 A
	4 P	100VDC	3.2 A		6.0 A		8.6 A		12.1 A
		100VAC	3.5 A		6.4 A		10.2 A		14.1 A
		200VAC	1.7 A		3.3 A		5.1 A		6.8 A
Coil insulation class			A class (short time rating)
Withstand Voltage	Main circuit		2500V AC, one minute (50/60 Hz)
Withstand Voltage	Control circuit		2000V AC, one minute (50/60 Hz)
Short time current capacity (fsec during conduction)			2 kA		5 kA		10 kA		12 kA
Short peak current			5 kA		12 kA		25 kA		30 kA
Make and break capacity			AC 3 class (10le make, 8le break Cos φ=0.35) DC 1 class (1.1le make, 1.1le break L/R=1ms)
Life			Class 4 (mechanical life: 250,000 times, electrical life: 50,000 times)
Switching frequency			No. 4 (150 times/hr)
Switching characteristics (at rated voltage)	Opening time		0.02 sec		0.022 sec		0.025 sec		0.03 sec
Switching characteristics (at rated voltage)	Switching time		0.05 sec		0.06 sec		0.07 sec		0.09 sec
Auxiliary control make & break capacity			Max. 250VAC 15A, 110VDC 5A, Min. 24VDC 0.1A

Capacity (A)	Dimensions					Installation					Other dimensions								Panel cut
	A			B	t	C			D	H	E	F	G	R	S	U	V	W	X			Y
	2P	3P	4P	B	t	2P	3P	4P	D	H	E	F	G	R	S	U	V	W	X			Y
30,60	255	280	305	190	2.6	240	265	290	160	6	139	25	101	77	77	53	98	125	225	250	275	175
100,150	275	305	335	230	2.6	260	290	320	200	7	155	30	117	85	103	55	105	150	245	275	305	210
200,300	305	350	395	260	3.2	290	335	380	200	7	163	45	117	105	130	55	105	150	275	320	365	240
400	360	420	480	350	3.2	340	400	460	200	9	180	60	126	130	160	66	126	175	320	380	440	320

Capacity (A)	Dimensions					Installation					Other dimensions								Panel cut
	A			B	t	C			D	H	E	F	G	R	S	U	V	W	X			Y
	2P	3P	4P	B	t	2P	3P	4P	D	H	E	F	G	R	S	U	V	W	X			Y
600	535	600	665	600	3.2	485	550	615	550	14	278	65	173	225	245	100	200	295	435	500	565	510
800,1000	565	645	725	670	3.2	515	595	675	620	14	285	80	173	265	285	100	200	295	465	545	625	580
1200,1600	605	705	805	700	3.2	555	655	755	650	14	295	100	173	280	300	115	215	310	505	605	705	610