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According to the standard elevator power distribution cabinet, it
is necessary to install a surge protector, and the elevator is
responsible for carrying people and objects, which is very
important, and the lightning protection of the elevator power
distribution system should be paid more attention.
In the lightning protection of the building power distribution
system, the elevator machine room belongs to the three-level
lightning protection or the last-level lightning protection (the
main power distribution level one, the floor distribution level
two, and the elevator machine room three level).
Since the surge protector is installed to protect the equipment of
the elevator motor controller, the residual voltage or protection
level of the surge protector in the elevator cannot be high. When
the residual voltage is high, the lightning protector will also
play a role, but the elevator Still beaten by thunder.
According to the standard elevator lightning surge protector,
products with protection level Up: 1.2KV should be selected (the
residual voltage value will be slightly lower than the protection
level), and the protection level of the elevator surge protector
will also be paid attention to in the lightning protection
acceptance of the Meteorological Bureau , Which is the Up value.
Therefore, the elevator selection lightning protection device must
pay attention to this point.
OBV10-I-15
Surge protectors OBV10-I-15 meet the type 1 requirement class
according to IEC 61643-11. These devices protect low-voltage
consumer systems from overvoltages of all types and are available
in single-pole to four-pole versions.The
voltage-limiting,high-performance spark gaps provide several
benefits.A short response time, a low protection level and high
current leakage capability with long service life.
Technical Parameters
Model: OBV10-I-15 | |||
Maximum continuous operating voltage | Uc | V | 255/275/320/385 |
SPD to EN 61643-11 | Type 1 | ||
SPD to IEC 61643-1 | class I | ||
LPZ | 0→2 | ||
Lightning impulse current (10/350μs) | Iimp | kA | 15 |
Lightning impulse current (10/350μs) [total] | kA | 60 | |
Nominal discharge surge current (8/20μs) | In | kA | 60 |
Maximum discharge surge current (8/20μs) | Imax | kA | 100 |
Voltage protection level | Up | kV | 2,5 |
Response time | tA | ns | <25 |
Follow current quenching capacity Ipeak | Ifi peak | kA | 12.5 |
Maximum back-up fuse | A | 315 | |
Temperature range | ϑ | °C | -40℃~+85℃ |
Protection rating | IP 20 | ||
Connection cross-section, rigid | mm² | 10-50 | |
Connection cross-section, multi-wire | mm² | 10-35 | |
Connection cross-section, flexible | mm² | 10-25 |
Feature&Benefits
1,Protect electric system and on-loading electrical apparatus from
thunder and instantaneous over-voltage.
2,Protect transmission of Ethernet signals with 48V DC / 34V AC
power supply circuits against
lightning induced surges.
3,Enhanced surge protection.
4,For mounting on 35mm DIN rails acc. to EN 60715.
5,It can effectively ensure the equipments work properly.
·Easy installation or retrofit.
·Din-rail mountable.
·Fail-safe /self-protected designRemote indicator (optional) with
3pin NO/NC contact.
·IP20 finger-safe designVisual indicator.
·Small foot print.
Application
●AC/DC distribution
●Power supplies
●Industrial automation
●Telecommunications
●Motor controls systems
●PLC applications
●Power transfer equipment
●HVAC applications
● AC drives
●UPS systems
●Security systems
●IT/Data centers
Others
Technology SPD parameter(Note:According to user requirement ,can be
customized Uc=140V,440V,550V,voltage range of range of the SPD):
Type No. | Rated Voltage(V) Un | Continuous Voltage Uc(V~) | Standard Discharge Current In(KA) | Max Discharge Current | Protection Level(KA~) | Response Time(ns) |
DGM1(2)-D5 | 220/380 | 275/320 | 5 | 10 | 1.2 | ≤25 |
DGM1(2)-D10 | 10 | 2 | 1.6 | |||
DGM1(2)-C20 | 20 | 40 | 1.8 | |||
DGM13-B30 | 30 | 60 | .2.2 | |||
DGM3(4)-B40 | 10 | 80 | 2.4 | |||
DGM(4)-B60 | 60 | 100 | 2.8 | |||
DGM-N-PE | 220/255 | 40/60 | 60/80 | 1.2 | ≤100 |
Transient voltage surgesin lv power lines
Transient overvoltages are voltage surges that can reach tens
ofkilovolts with a duration of the order of microseconds.Despite
theirshort duration, the high energy content can cause serious
problemsto equipment connected to the line, from premature aging to
destruction, causing disruptions to service and financial
loss.Thistype of surge can have various different causes, including
atmospheric lightning directly striking the external
protection(lightning rods) on a building or transmission line or
the associatedinduction of electromagnetic fields on metallic
conductors.
Outdoor and longer lines are the most exposed to these fields,which
often receive high levels of induction.
It is also common for non-weather phenomena, such as transformer
centre switching or the disconnection of motors orother inductive
loads to cause voltage spikes in adjacent lines.
Importance of theground connection
Overvoltage protectors (SPD) divert excess energy toground, so
limiting the peak voltage to an acceptablevalue for connected
electrical equipment.
A ground connection in adequate condition is, therefore,a key
aspect for effective protection against overvoltages.Monitoring
ground connection condition guaranteesproper operation of surge
protection devices.
Q: Can I get some samples?
A: Yes, Sample orders welcomed.
Q: Can I use my own Logo or design on goods?
A: Yes, Customized logo and design on mass production are
available.
Q:What is the delivery time?
A: 3 days for samples, 7-15 days for mass production.
Q: What is the payment term?
A: T/T, L/C at sight, West union , Paypal, etc.