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Building an IT-based Gas Monitoring System Utilizing Core Gas Detector Technology

EXPLOSION PROOF AUTO GAS SHUT-OFF VALVE

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EXPLOSION PROOF AUTO GAS SHUT-OFF VALVE

차량정보 표
Model No. GAS AUTO SHUT-OFF VALVE & CONTROLLER (20A(15A),25A) Model, SE-Ex25(SHT-Ex25A)
Category EXPLOSION PROOF AUTO GAS SHUT-OFF VALVE

Description

Description
  • AUTO SHUT-OFF VALVE
  • MODEL: SHT-825-3 (3CH)
Features
  • Internal explosion-proof type blocking unit with KOSHA approval (KS CI IEC) for mandatory safety certification of protective devices.
  • Internal explosion-proof type blocking unit for locations where flammable liquids, vapors, flammable gases, and flammable solids are produced or handled.
  • Relay contact signal output for open and close actions.
  • Automatic shut-off function for remote operation and gas leakage detection.
  • Confirmation of the open/close status from the control unit.
  • The blocking speed is fast to prevent accidents proactively.
  • Expandable from 3CH. (OPTION)
  • Compact size and low power consumption, with built-in SMPS.
  • Suitable for various plants and HVAC system automation, utilizing electric valve systems.
  • Built-in open/close relay contact output with remote monitoring capability. (OPTION)
Specification
제어부
Model No
SHT-825-3 (3CH) (Wall mount) / SHT-ASV(P) (Panel Inset type)
Type
Controller for Auto shut-off valve
Main power
110-220V AC, 50/60Hz
Consumption electric power
4.8W (Alarm 14W)
Control type
Current control system
Receive type
Voltage storage system
Alarm input line
3 CHANNEL
Alarm type
BUZZER (About 70dB)
Alarm output line
24VDC (For Auto shut-off valve)
Output signal
OPEN/CLOSE/ALARM (Relay contact) (Option)
Display type
(LED) OP: Steady green, CL: Steady amber, LEAK: Flashing red, Cable break: Steady red
(FND) OP: Open, CL: Close, E: Cable break, OP flashing: Opening, CL flashing: Closing
Open/Close type
Open and close manually or automatically
Operating temp / humi
-40°C~+70°C/95%
Detector input
2 wire (Connecting with SHT-201, SHT-910)
3 wire (Connecting with SHT-202)
Shut-off device output
2 wire (Red+, Black-)
Weight
1.00 Kgs
AUTO SHUT-OFF VALVE
Model No
SE-Ex25 (SHT-Ex25A)
Operating power
24VDC
Gas pipe size
15A, 20A, 25A
Shut-off time
Within 15 seconds
Torque
Critical torque: 60.1Kgf.cm/5.9N.m
Measurement torque: 200Kgf.cm/19.6N.m
Cable entry
PF 1/2"
Open/Close angle
90° angle (Limit switch type)
Body material
AL 10.0t
Gear material
S45C
Use valve
Ball valve (Screw type)
Operating type
The operating method of the handle
Installation type
The method of fastening the pipe bolt
Operating temp / humi: -20°C~+50°C/95%
Cable
CV or VCTF 0.5sq (Recommended above 2 wire/Max 100m)
Approval
Ex d IIC T6 IP66
Weight
2.20 Kgs - 25A
DIMENSION(mm)