OTOWA Power Line SPD Type1(class1)
OTOWA Power Line SPD Type2(class2),Type3(class3)
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OTOWA Electric
Power line Class1(Type1) SPD(MOV) [LD-C22EFS],[LD-42EFS]
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Coordinated and modular single-pole SPD with high follow current limitation; with remote signalling contact for monitoring system (floating changeover contact).
Large energy protection capability with superior MOV unit.
Low protection level : Up <=1300V.
Very fast response time ( <=3nsec),Decoupling inductance not required.
Discharge capacity up to 25kA (10/350us).
Appropriate for earth bonding.
Operating state / fault indication by red indicator flag.
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OTOWA Electric
DC Solar Energy System Class1(Type1) SPD(MOV) [LD-D62EFS]
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Coordinated and modular single-pole SPD with high follow current limitation; with remote signalling contact for monitoring system (floating changeover contact).
Large energy protection capability with superior MOV unit.
Low protection level : Up <=2500V.
Very fast response time ( 3nsec), Decoupling inductance not required.
Discharge capacity up to 25kA (10/350us).
Appropriate for earth bonding.
Operating state / fault indication by red indicator flag.
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OTOWA Electric
Power line Class1(Type1) SPD [LD-PS2550S]
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Coordinated and modular single-pole SPD with high follow current limitation; with remote signalling contact for monitoring system (floating changeover contact).
Coordinated spark-gap-based SPD consisting of a basepart and plug-in protection module
Maximum system availability due to RADAX Flow current limitation.
No tripping of 32A gL/gG fuses up to short-circuit currents of 50 kArms.
Discharge capacity up to 50kA (10/350us).
Directly coordinated with LS-series without additional cable length.
Low voltage protection level.
Operating state / fault indication by green / red indicator flag in the inspection window.
Easy replacement of protection modules without tools due to module locking system with module release button.
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OTOWA Electric
Power line Class1(Type1) SPD [LD-PNP25100S (N-PE)]
Coordinated and modular single-pole N-PE SPD for Uc=255V; with remote signalling contact for monitoring system (floating changeover contact).
Discharge capacity up to 100kA (10/350us).
Total current arrester specifically designed for installation in "3+1" and "1+1" circuits of TT systems according to
IEC 60364-5-53 between neutral conductor N and protective conductor PE.
Creepage discharge spark gap technology.
Operating state / fault indication by green / red indicator flag in the inspection window.
Coordinated single-pole SPD with high follow current limitation for Uc=440V; with remote signalling contact for monitoring system (floating changeover contact).
Encapsulated spark gap without venting means.
High follow current extinguishing capability and follow current limitation due RADAX Flow technology.
Directly coordinated with LS-series without additional cable length.
Operating state / fault indication by green / red.
Coordinated single-pole N-PE SPD for Uc=440V; with remote signalling contact for monitoring system (floating changeover contact).
Discharge capacity up to 100kA (10/350us)
Total current arrester specifically designed for installation in "3+1" and "1+1" circuits of TT systems according to IEC 60364-5-53 between neutral conductor N and protective conductor PE.
Creepage discharge spark gap technology.
Operating state / fault indication by green / red indicator flag in the inspection window.
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OTOWA Electric
Power line Class2(Type2) SPD LT- Series
[LT-122HT],[LT-122HTS],[LT-44T2HT],[LT-44T2HTS]
Integrated Block SPD for use for power line ; with floating remote signalling contact.
Fullmode protection (Common differential mode) with compact body.
Low protection level : Up <= 1.5kV and fast response time <= 25nsec.
LED status indicator and signal contact.
Highly reliable disconnection system.
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OTOWA Electric
Power line Class2(Type2) SPD LS-S Series
[LS-S1515S],[LS-S2720S],[LS-S6015S],[LS-S2520GS]
Pluggable single-pole SPD consisting of a base part and plug-in protection module; with floating remote signalling contact.
[LS-SXXXXS]
Multi-purpose SPD consisting of a base element and plug-in protestion module.
High discharge capacity due to heavy duty zinc oxide varistors.
High reliability due to "Thermo Dynamic Control" SPD monitoring device.
Operating state/fault indication by green/red indicator flag in the inspection window.
Narrow (modular) design acc. to DIN 43880.
Multifunctional terminals for connection conductors and busbars.
Easy replacement of protectionmoduleswithout tools due tomodule locking system with module release button.
Vibration and shock-tested according to EN 60068-2.
[LS-SXXXXGS]
Specifically designed for use in "3+1" and "1+1" circuits of TT systems according to IEC 60364-5-53 between neutral conductor N and protective conductor PE.
High discharge capacity.
Two-part surge arrester consisting of a base part and plug-in spark-gap based protectionmodule.
Modular SPD for use in Single-phase TN-S systems; with floating remote signalling contact.
Prewired complete unit consisting of a base part and plug-in protection modules.
High discharge capacity due to heavy duty zinc oxide varistors.
High reliability due to "Thermo Dynamic Control" SPD monitoring device.
Easy replacement of protection modules without tools due to module locking system with module release button.
Vibration and shock-tested according to EN 60068-2.
Modular SPD for use in TN-C systems; with floating remote signalling contact.
Prewired complete unit consisting of a base part and plug-in protection modules.
High discharge capacity due to heavy duty zinc oxide varistors.
High reliability due to "Thermo Dynamic Control" SPD monitoring device.
Easy replacement of protection modules without tools due to module locking system with module release button.
Vibration and shock-tested according to EN 60068-2.
Modular SPD for use in TN-S systems; with floating remote signalling contact.
Prewired complete unit consisting of a base part and plug-in protection modules.
High discharge capacity due to heavy duty zinc oxide varistors.
High reliability due to "Thermo Dynamic Control" SPD monitoring device.
Easy replacement of protection modules without tools due to module locking system with module release button.
Vibration and shock-tested according to EN 60068-2.
Modular SPD for use in TT and TN-S systems (3+1 circuit); with floating remote signalling contact.
Prewired complete unitconsisting of a base partand plug-in protection modules.
High discharge capacity due to heavy duty zinc oxide varistors/spark gap.
High reliability due to "Thermo Dynamic Control" SPD
monitoring device.
Easy replacement of protection modules without tools due to module locking system with module release button.
Vibration and shock-tested according to EN 60068-2.
Modular multipole SPD with three-step d.c. switching device for use in PV systems with remote signalling contact for monitoring device (floating changeover contact).
Prewired modular complete unit for use in photovoltaic system consisting of a base part and plug-in protection modules.
Combind disconnection and short-circuiting device with safe electrical isolation in the protection module prevents fire damage resulting from d.c. switching arcs (patented SCI pronciple).
Tried and tested fault-resistant Y circuit of LS-YPV...FM prevents damage to surge protective devices in case of insulation faults in the generator circuit.
Integrated d.c. fuse allows safe replacement of protection modules without arc formation.
Tested to EN 50539-11.
Suitable for use in all PV systems according to IEC 60364-7-712.
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OTOWA Electric
Power line Class2(Type2) SPD for Machine protection LT-C Series
[LT-C12G801W],[LT-C14G801W],[LT-C32G801W],[LT-C34G801W],[LT-C35G102W]
Machine protection SPD ; with status indicator.
Single / Multi Phase application with compact SPD module.
Full mode protection (Common differential mode) with compact body.
Low protection level : Up <= 1.8kV.
Safe disconnector integrated with status indication.
Two-pole SPD consisting of a base part and plug-in protection module; with floating remote signalling contact.
High discharge capacity due to heavy duty zinc oxide varistor / spark gap combination.
Energy coodination with LS-series.
Operating state / fault indication by green / red indicator
flag in the inspection window.
Narrow (modular) design according to DIN 43880.
Easy replacement of protection modules due to module
locking system with module release button.
Vibration and shock-tested according to EN 60068-2.
OTOWA Electric
Signal and Data Line Surge Protective Device
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Signal line SPD SL-GV series
[SL-GV3J],[SL-GV5J],[SL-GV12J],[SL-GV24J],[SL-GV48J],[SL-T170J]
Space saving SPD module for protecting one pair of balanced interfaces with electrical isolation.
Plug-in Module with LED status indication.
Low voltage protection level.
Easy replacement of protection modules.
No signal disconnection if the protection module is removed.
DIN rail mouted device.
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OTOWA Electric
Signal line SPD SL-SPM series
[SL-SPM5],[SL-SPM12],[SL-SPM24],[SL-SPM48],[SL-SPM60],[SL-SPM180]
Space saving SPD module for protecting one pair of balanced interfaces with electrical isolation.
High degree of protection for one pair.
High discharge capacity up to 20kA (8/20us).
Low voltage protection level, capable of protectiong terminal equipment.
Easy replacement of protection modules.
All protection components integrated in the protection module.
No signal disconnection if the protection module is removed.
DIN rail mouted device with integrated earthing.
Vibration and shock-tested for safe operation.
Protective plug (one pair), energy-coordinated with DRL plug-in SPD block, for use as single-stage protective device for terminal equipment with decoupling impedances. Ideally suited for signal circuits sharing a common reference potential. For disconnection blocks or DRL plug-in SPD blocks only.
LSA disconnection block function integrated in the SPD provides protection during testing, disconnecting and patching.
Modular system of lightning current and surge arresters can be combined to a single combined arrester.
Low voltage protection level for the protection of terminal equipment.
Energy-coordinated with DRL plug-in SPD block.
Earthing Frame [SPU-EF]
Snap-on earthing frame for earthing and mounting max. 10 SPU-RL protection modules. Plugs into a SPU-RL plug-in SPD block.
Signal line SPD [SR-VTRS5]
SPD for a wide range of applications, e.g. for balanced four-wire RS485/422 interfaces or temperature sensors. Direct or indirect shield earthing, connection of a signal ground (SG).
Terminals for four bus lines and SG.
Direct or indirect shield earthing.
Isolation Type Surge protector for Data Networks and Ethernet Applications
[OLA-PT1000]
LAN line Isolation type Surge Protector are specialized for application of LAN.
They are designed and tested to manage the transient overvoltages invading the Local Area Network of date centers, important computer room and offices connected to the broadband network.
10BASE-T, 100BASE-T, 1000BASE- T.
DIN Rail installation.
Ground wire unnecessary.
Universal SPD for Industrial Ethernet, Power over Ethernet (PoE+ according to IEEE 802.3at up to 57V) and similar applications in structured cabling systems according to Class D up to 100MHz. Protection of all pairs by powerful gas discharge tubes. DIN rail mounted adapter type with sockets.
Ideally suited for retrofitting, protection of all lines.
For use in structured cabling systems according to Class D up to 100MHz.
Power over Ethernet(PoE+ according to IEEE 802.3at).
For installation in conformity with the lightning protection zone concept at the boundaries from 0B-2 and higher.
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OTOWA Electric
SPD for Coaxial connection
[SA-ITV5J],[SA-ITV24J],[CS-BNCJJ75-T230HD],[CS-FPJ75-T230],[CS-NPJ50-350],[CS-NPJ50-T350],[CS-NPJ50-600]
Otowa High Frequency Surge Protective Device for coaxial cable are generally applicable for various signal lines. They are designed and tested to manage the transient overvoltages caused by lightning strikes on coaxial cables even sometimes connected directly to outside areas. The coaxial product lines cover the TV and ITV systems and others with C2 and D1 impulse durability. They are available with N, BNC, F connections.
IEC category C2, D1 lightning durability.
Superior high frequency performance.
Protect surges from aerial antenna of Digital TV, BS, CS broadcasting line.
- OTOWA Electric
- Surge counter/Surge recorder/Surge checker
Surge counter [SCA-20],[SCA-20N],[SCA-12N200KS]
OTOWA Surge counter can detect above certain lightning current that flows through earth wire and can indicate the number of them.
Surge recorder [OLR-31C]
OTOWA Surge recorder can detect and record above certain lightning current that flows through earth wire and can indicate the number and current level, date, time of them.
SPD Checker [AT-2KH]
OTOWA SPD Checker can easily measure reference voltage and discharge voltage of various low voltage SPD.
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