| Type: | Power Source Arrester |
|---|---|
| Structure: | Protective Gap |
| Installation: | Parallel Arrester |
|
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TYPE 1+2 AC surge protection device
Feature:
Impulse/maximum dischange current (limp/lmax):7kA,50kA
Varistor voltage limiting technology, low residuol voltage design
Pluggable design and intemal thermal disconnection devices
Operating/foult indication,optional remote signal
Conform to IEC 61643-11,EN 61643-11,GB/T 18802.11
| MDAY MODEL | MYH7-275 | MYH7-320 | MYH7-385 | MYH7-440 |
| Product Description | Typel+2 Surge Protection Device | |||
| AC Operating Voltage [Un] | 230Vac | 230Vac | 230Vac | 230Vac |
| Maximum Continuous Operating Voltage [Uc] | 275Vac | 320Vac | 385Vac | 440Vac |
| Temporary Overvoltage Test Value TOV-5s [Tolerance] [Ut] | 335Vac | 335Vac | 580Vac | 580Vac |
| Temporary Overvoltage Test Value TOV-120min [Disconnection] [Ut] | 440Vac | 440Vac | 770Vac | 770Vac |
| Nominal Discharge Current [8/20μs] [n] | 20kA | 20kA | 20kA | 20kA |
| Maximum Discharge Current [8/20μs] [Imax] | 50kA | 50kA | 50kA | 50kA |
| Impulse Discharge Current [10/350μs] [Limp] | 7kA | 7kA | 7kA | 6.25kA |
| Voltage Protection lever [Up] | ≤1.5kA | ≤1.6kA | ≤1.8kA | ≤2.0kA |
| Short-circuit Current Rating [Isccr] | 25kA | |||
| Response Time [tA] | ≤25ns | |||
| Thermal Disconnection Device | Insertion | |||
| Max.Backup Fuse | 125A gG Fuse | |||
| MECHANICAL DATA | ||||
| Product Size | As photo | |||
| Wiring Method | Screw terminal2.5-25mm2 [busbar wiring method can be used] | |||
| Normal/Fault Display | Green/Red | |||
| Remote Signal | Optional | |||
| Maximum Remote Signal Load Voltage/Current | 250V/0.5A(AC)30V/3A(DC) | |||
| Maximum Cross-sectional Area Of Remote Signal Connection Line | 1.5mm2 | |||
| Installation | 35mm din rail | |||
| Operating Temperature Range [Tu] | -40 to +85 D37centigrade | |||
| Protection Level | IP20 | |||
| Enclosure Moterial | Thermoplastic materials,conform to UL94-VO | |||
| MDAY MODEL | PRODUCT CODE | PROOTECTION MODE | Limp | Limp TOTAL | VOLTAGE PROTECTION LEVEL(UP) | ||
| L→PE | L→N | N→PE | |||||
| MYH7-275/1+0 | 9070DD2020001 | L/N→PE | 7kA | 7kA | ≤1.5kA | / | ≤1.5kA |
| MYH7-275/2+0 | 9070DD2020002 | L,N→PE | 7kA | 14kA | ≤1.5kA | / | ≤1.5kA |
| MYH7-275/3+0 | 9070DD2020003 | L→PE | 7kA | 21kA | ≤1.5kA | / | / |
| MYH7-275/4+0 | 9070DD2020004 | L,N→PE | 7kA | 28kA | ≤1.5kA | / | ≤1.5kA |
| MYH7-275/1+1 | 9070DD2020005 | L→N.N→PE | 7kA | 7kA | / | ≤1.5kA | ≤1.5kA |
| MYH7-275/3+1 | 9070DD2020006 | L→N.N→PE | 7kA | 7kA | / | ≤1.5kA | ≤1.5kA |
| MYH7-320/1+0 | 9070DD2020013 | L/N→PE | 7kA | 7kA | ≤1.6kA | / | ≤1.5kA |
| MYH7-320/2+0 | 9070DD2020014 | L,N→PE | 7kA | 14kA | ≤1.6kA | / | ≤1.5kA |
| MYH7-320/3+0 | 9070DD2020015 | L→PE | 7kA | 21kA | ≤1.6kA | / | / |
| MYH7-320/4+0 | 9070DD2020016 | L,N→PE | 7kA | 28kA | ≤1.6kA | / | ≤1.5kA |
| MYH7-320/1+1 | 9070DD2020017 | L→N.N→PE | 7kA | 7kA | / | ≤1.6kA | ≤1.5kA |
| MYH7-320/3+1 | 9070DD2020018 | L→N.N→PE | 7kA | 7kA | / | ≤1.6kA | ≤1.5kA |
| MYH7-385/1+0 | 9070DD2020007 | L/N→PE | 7kA | 7kA | ≤1.8kA | / | ≤1.5kA |
| MYH7-385/2+0 | 9070DD2020008 | L,N→PE | 7kA | 14kA | ≤1.8kA | / | ≤1.5kA |
| MYH7-385/3+0 | 9070DD2020009 | L→PE | 7kA | 21kA | ≤1.8kA | / | / |
| MYH7-385/4+0 | 9070DD2020010 | L,N→PE | 7kA | 28kA | ≤1.8kA | / | ≤1.5kA |
| MYH7-385/1+1 | 9070DD2020011 | L→N.N→PE | 7kA | 7kA | / | ≤1.8kA | ≤1.5kA |
| MYH7-385/3+1 | 9070DD2020012 | L→N.N→PE | 7kA | 7kA | / | ≤1.8kA | ≤1.5kA |
| MYH7-440/1+0 | 9070DD2020019 | L/N→PE | 6.25kA | 6.25kA | ≤2.0kA | / | ≤1.5kA |
| MYH7-440/2+0 | 9070DD2020020 | L,N→PE | 6.25kA | 12.5kA | ≤2.0kA | / | ≤1.5kA |
| MYH7-440/3+0 | 9070DD2020021 | L→PE | 6.25kA | 18.75kA | ≤2.0kA | / | / |
| MYH7-440/4+0 | 9070DD2020022 | L,N→PE | 6.25kA | 25kA | ≤2.0kA | / | ≤1.5kA |
| MYH7-440/1+1 | 9070DD2020023 | L→N.N→PE | 6.25kA | 7kA | / | ≤2.0kA | ≤1.5kA |
| MYH7-440/3+1 | 9070DD2020024 | L→N.N→PE | 6.25kA | 7kA | / | ≤2.0kA | ≤1.5kA |
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