Type 1+2 SPD Encapsulated Spark Gap Technologyprosurge2025-06-13T15:54:10+08:00

Class 1+2 Type 1+2 SPD_Encapsulated Multi spark gap technology-Prosurge-G50

G50 Series L-N: 50kA 10/350 μs

Class 1+2 Type 1+2 SPD_Encapsulated Multi spark gap technology-Prosurge-G100

G100/xxxNPE: Max 100kA 10/350 μs

Download data sheet of G50 series – Encapsulated Spark Gap SPD
Download data sheet of MG25 series – Class I + Class II SPD:

Single phase – MG25/275(-S)/PN50

Three phase – MG25/275(-S)/3PN100

G50/320(-S)/PN100-M 2024 version

L-N Module G50
N-PE Module

L-N Module G50

50kA Class I / Type 1 Surge Protection Device (SPD) Features

Non-pluggable T1+2 SPD with Encapsulated Spark Gap (ESG) technology to guarantee reliability in rugged environment and high exposure location
High lightning current discharge capacity up to Iimp 50kA 10/350μs
Degradation indication & optional remote signal contact
Low voltage protection level
Comply with IEC/EN 61643-11, UL 1449 4^th, IEEE C62.41, CSA C22.2

50kA Class I / Type 1 Surge Protection Device (SPD) Spec

Model		G50/150-S	G50/175-S	G50/275-S	G50/320-S	G50/385-S	G50/420-S
Compliance		EN/IEC 61643-11
Category IEC/EN		Class I+II /T1+2
Max. Continuous Operating Voltage (AC)	Uc	150V	175V	275V	320V	385V	420V
Technology		ESG technology Thermal disconnector
Ports/Protection Mode		1 / L-PE or L-N or N-PE
Lightning Impulse Current (10/350μs)	Iimp	50kA
Nominal Discharge Current (8/20μs)	In	50kA
Max. Discharge Current (8/20μs)	Imax	150kA
Voltage Protection Level	Up	≤1.2kV	≤1.2kV	≤1.5kV	≤1.6kV	≤1.8kV	≤2.0kV
Temporary Overvoltage TOV —Withstand Mode	Utov	228V/120min	228V/120min	442V/120min	442V/120min	529V/120min	585V/120min
Residual Current	IPE	No
Follow Current Interrupt Rating	Ifi	25kA
Short-Circuit Current Rating per IEC 61643-11	Isc	25kA
Response Time	tA	≤100ns
Backup Fuse (only required if not already provided in mains)		500A gL/gG
Environment		Temperature Range: – 40ºC ~ +85ºC; Humidity: ≤95%; Altitude: ≤2000m
Cross-Section of Connection Wire		Single-strand 35mm²; multi-strand 25mm²
Mounting		35mm DIN-rail in accordance with EN 50022/DIN46277-3
Enclosure Material		thermoplastic; extinguishing degree UL94 V-0
Degree of Protection		IP20
Installation Width		2 modules, DIN 43880
Failure Indication /Status		RED- Failure
Remote Alarm Contact		Yes
Approvals, certification		CE
Additional Data for Remote Alarm Contacts
Remote Alarm Contact Type	Isolated Form C
Switching Capability Un/In	AC: 250V/0.5A; DC: 250V/0.1A; 125V/0.2A; 75V/0.5A
Max. Size of Connecting Wire	Max. 1.5mm² (or # 16AWG)

Multi-Pole Surge Protection Device Combination

Part No.	Pole	Combination	Power System	Max. Operating Voltage Uc	Lightning Impulse Current (10/350μs) Iimp	Voltage Protection Level Up	Diagram
G50/150-S/2P	2	2 x G50/150-S	Single phase 2W+G	150Vac	50kA	L/N-G: 1.2kV	4
G50/175-S/2P	2	2 x G50/175-S	Single phase 2W+G	175Vac	50kA	L/N-G: 1.2kV	4
G50/275-S/2P	2	2 x G50/275-S	Single phase 2W+G	275Vac	50kA	L/N-G: 1.5kV	4
G50/320-S/2P	2	2 x G50/320-S	Single phase 2W+G	320Vac	50kA	L/N-G: 1.6kV	4
G50/385-S/2P	2	2 x G50/385-S	Single phase 2W+G	385Vac	50kA	L/N-G: 1.8kV	4
G50/420-S/2P	2	2 x G50/420-S	Single phase 2W+G	420Vac	50kA	L/N-G: 2.0kV	4

G50/150-S/PN50	2	G50/150-S + G50/255NPE	Single phase 2W+G	150Vac	50kA	L-N: 1.2kV, N-PE: 1.5kV	3
G50/175-S/PN50	2	G50/175-S + G50/255NPE	Single phase 2W+G	175Vac	50kA	L-N: 1.2kV, N-PE: 1.5kV	3
G50/275-S/PN50	2	G50/275-S + G50/255NPE	Single phase 2W+G	275Vac	50kA	L-N: 1.5kV, N-PE: 1.5kV	3
G50/320-S/PN50	2	G50/320-S + G50/255NPE	Single phase 2W+G	320Vac	50kA	L-N: 1.6kV, N-PE: 1.5kV	3
G50/385-S/PN50	2	G50/385-S + G50/255NPE	Single phase 2W+G	385Vac	50kA	L-N: 1.8kV, N-PE: 1.5kV	3
G50/420-S/PN50	2	G50/420-S + G50/255NPE	Single phase 2W+G	420Vac	50kA	L-N: 2.0kV, N-PE: 1.5kV	3

G50/150-S/3P	3	3 x G50/150-S	Three phase 3W+G	150Vac	50kA	L-G: 1.2kV	2
G50/175-S/3P	3	3 x G50/175-S	Three phase 3W+G	175Vac	50kA	L-G: 1.2kV	2
G50/275-S/3P	3	3 x G50/275-S	Three phase 3W+G	275Vac	50kA	L-G: 1.5kV	2
G50/320-S/3P	3	3 x G50/320-S	Three phase 3W+G	320Vac	50kA	L-G: 1.6kV	2
G50/385-S/3P	3	3 x G50/385-S	Three phase 3W+G	385Vac	50kA	L-G: 1.8kV	2
G50/420-S/3P	3	3 x G50/420-S	Three phase 3W+G	420Vac	50kA	L-G: 2.0kV	2

G50/150-S/3PN100	4	3 x G50/150-S + G100/255NPE	Three phase 4W+G	150Vac	50kA / 100kA(NPE)	L-N: 1.2kV, N-PE: 1.5kV	1
G50/175-S/3PN100	4	3 x G50/175-S + G100/255NPE	Three phase 4W+G	175Vac	50kA / 100kA(NPE)	L-N: 1.2kV, N-PE: 1.5kV	1
G50/275-S/3PN100	4	3 x G50/275-S + G100/255NPE	Three phase 4W+G	275Vac	50kA / 100kA(NPE)	L-N: 1.5kV, N-PE: 1.5kV	1
G50/320-S/3PN100	4	3 x G50/320-S + G100/255NPE	Three phase 4W+G	320Vac	50kA / 100kA(NPE)	L-N: 1.6kV, N-PE: 1.5kV	1
G50/385-S/3PN100	4	3 x G50/385-S + G100/255NPE	Three phase 4W+G	385Vac	50kA / 100kA(NPE)	L-N: 1.8kV, N-PE: 1.5kV	1
G50/420-S/3PN100	4	3 x G50/420-S + G100/255NPE	Three phase 4W+G	420Vac	50kA / 100kA(NPE)	L-N: 2.0kV, N-PE: 1.5kV	1

N-PE Module

N-PE Module Surge Protection Device (SPD) Features

T1+2 SPD with Encapsulated Spark Gap (ESG) technology to guarantee reliability in rugged environment and high exposure location
High lightning current discharge capacity up to Iimp 100kA 10/350
Low voltage protection level
Comply with IEC/EN 61643-11, UL 1449 4^th, IEEE C62.41, CSA C22.2

N-PE Module Surge Protection Device (SPD) Specifications

Model		G100/255NPE	G50/255NPE	G25/255NPE
Compliance		EN/IEC 61643-11
Category IEC/EN		Class I+II /T1+2
Max. Continuous Operating Voltage (AC)	Uc	255V
Technology		ESG technology
Ports/Protection Mode		1 / N-PE
Lightning Impulse Current (10/350μs)	Iimp	100kA	50kA	25kA
Nominal Discharge Current (8/20μs)	In	100kA	50kA	25kA
Max. Discharge Current (8/20μs)	Imax	200kA	150kA	100kA
Voltage Protection Level (1.2/50μs)	Up	≤1.5kV
Temporary Overvoltage TOV —Withstand Mode	Utov	1200V/200ms
Residual Current	IPE	No
Follow Current Interrupt Rating	Ifi	200A@255Vac
Response Time	tA	≤100ns
Environment		Temperature Range: – 40ºC ~ +85ºC; Humidity: £95%; Altitude: £2000m
Cross-Section of Connection Wire		Single-strand 35mm²; multi-strand 25mm²
Mounting		35mm DIN-rail in accordance with EN 50022/DIN46277-3
Enclosure Material		thermoplastic; extinguishing degree UL94 V-0
Degree of Protection		IP20
Installation Width		2 modules, DIN 43880
Approvals, certification		CE

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