Good Quality Surge Protective Device

Prod Model:	STS1-D/1-140-5,STS1-D/1-275-5,STS1-D/1-320-5,etc.
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Pole No.:	2,3,4,1
Brand:	Metworld
Standards:	Ec
Material:	Plastic
Installation Degree:	1,2,3
Width:	17.5mm Per Pole
Terminal:	Pin
Pollution Grade:	2
Ambient Temperature:	-5degree to 45 Degree
Electric Ratings:	230V/400V
Breaking Capacity:	Low Voltage Circuit Breakers
Operation:	Electric Type
Speed:	Normal Type Circuit Breaker
Arc-extinguishing Medium:	Air
Installation:	Fixed
Certification:	CE
Structure:	Protective Device
Poles Number:	All

Product Description

Surge Protective Device

Type	Poles	Uc(V)	In(KA)	Imax(KA)	Up(KV)	Applicable grounding system
STS1-D/1-140-5	1,2	140	20	40	<0.8	Under AC110V and DC
STS1-D/1-275-5	1,2	275	20	40	<1.2	TN-C, IT, TN-S
STS1-D/1-320-5	1,2	320	20	40	<1.5	TN-C, IT, TN-S
STS1-D/1-385-5	1,2	385	20	40	<1.8	TT
STS1-D/1-420-5	1,2	420	20	40	<2.0	TT
STS1-D/2Q-385-5	3	385	20	40	<2.0
STS1-D/3N-275-5	3	275	20	40	<1.2	"3+1" Compage
STS1-D/3N-320-5	3	320	20	40	<1.5	"3+1" Compage
STS1-D/4-275-5	4	275	20	40	<1.2	TN-C, IT, TN-S
STS1-D/4-320-5	4	320	20	40	<1.5	TN-C, IT, TN-S
STS1-D/4-385-5	4	385	20	40	<1.8	TT
STS1-D/4-420-5	4	420	20	40	<2.0	TT

Technical data:
Standard: Confirming to IEC61643-1
Protection: Protect electric system and on-loading electrical apparatus
From thunder and instantaneous over-voltage
Ambient temperature: -5oC to +45oC
Number of poles: 1P, 2P, 3P, 4P
Electric ratings: 230/400V, AC50/60Hz
Response time: Less than 25ms
On-Off indicating window: Green normal function
Red functionless, immediate replacement required
Pollution grade: Ll
Installation class: L, ll, lll
Type of terminal: Pin type
Terminal capacity: Solid wire cross-seetion is 1-6mm2
Stranded wire cross-section is 0.75-4mm2
Installation: Mounting on 35mm DIN rail
Width: 17.5mm per pole
Ground system: "TT, TN-S, TN-C-S"are applicable to the ground system of the protector

Rated voltage (V)	220/380
Continuous operating voltage (one-pole) (V)	385~420
Pole no.	2,3,4
8/20 µ  s nominal discharge current (kA)	40,60,80,100
8/20 µ  s maximum discharge current (kA)	80,100,120,150
10/350 µ  s impulse discharge current (kA)	8,10,12,15,
Electric charge quantity (As)	2.0, 2.5, 3.75, 5.0
Voltage protective level (kV)	2.0, 2.0, 2.0.5, 3.0
Response time (ns)	< 25
Suggested connecting wire size (mm 2 )	L, N hard wire 16, PE 25 hard wire
Suggested fuse current (A)	63~100
One-pole width (mm)	18 , 27 , 27 , 27 ,
Installation	Electric track of 35mm
Type demonstration	LND-B/4-420-60