Basic circuit diagram
UL listed type 2 surge arrester for low-voltage power supply system protection against surges at the boundaries from lightning protection zone 1-2 and higher.
Ø class II SPD with max discharge current 50kA 8/20
Ø Short circuit current rating (SCCR) up to 200kArms as per UL1449-3rd
Ø High reliability due to global patented thermally protected MOV with special arc-extinguish device
Ø Pluggable design for easy maintenance
Type | SPxxx/3PN (-S) | ||||||||||
150 | 180 | 275 | 320 | 420 | |||||||
In accordance with | UL1449 3rd | ||||||||||
Category IEC/VDE | II/ C | ||||||||||
Max. continuous operating voltage (V) | L – N (AC/DC) | 150 /200 | 180 /230 | 275 /350 | 320 /420 | 420 /560 | |||||
N–PE AC | 2551 1502 | 2551 1502 | 255 | 255 | 255 | ||||||
Nominal discharge current(8/20) In | L–N | 20kA | |||||||||
N-PE | 20kA | ||||||||||
Max. discharge current(8/20) Imax | L-N | 50kA | 50kA | 50kA | 50kA | 50kA | |||||
N-PE | 50kA | 50kA | 50kA | 50kA | 50kA | ||||||
Voltage protection level | L-N @In | <0.8kV | <1.0kV | <1.4kV | <1.5kV | <2.0kV | |||||
L-N @VPR | <0.6kV | <0.7kV | <0.9kV | <1.0kV | <1.5kV | ||||||
L-N @MLV | <1.7kV | <1.8kV | <2.1kV | <2.2kV | <2.4kV | ||||||
N-PE @MLV | <1.2kV | <1.2kV | <1.7kV | <1.7kV | <1.7kV | ||||||
N–PE@(1.2/50) | <1.5kV | <1.5kV | <1.5kV | <1.5kV | <1.5kV | ||||||
Response time | L-N | ≤25 ns | |||||||||
N-PE | ≤100 ns | ||||||||||
Follow current | L-N | No | |||||||||
N-PE | Ifi: 100Arms @ 255Vac | ||||||||||
Backup fuse(only required if not already provided in mains) | 125A gL/gG | ||||||||||
Operating temperature range | - 40ºC ~ + 80ºC | ||||||||||
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 | 4 modules, DIN 43880 | ||||||||||
Thermal disconnector | Internal green – normal ; red - failure | ||||||||||
Remote alarm contact | Optional | ||||||||||
SCCR | 200kA | 200kA | 200kA | 200kA | 200kA | ||||||
Approvals, Certifications | UL | UL | UL | UL | UL | ||||||
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) | ||||||||||
Please write to info@spd-china.com for more information.
