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KDY Series Mining Explosion-proof & Intrinsically Safe DC Power Supply
KDY Series Mining Explosion-proof & Intrinsically Safe DC Power Supply
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Product Overview


The KDY series mining explosion-proof and intrinsically safe DC power supply (hereinafter referred to as the power supply) is designed for use in Class I locations with explosive gas mixtures and environments without corrosive gases or vapors that would damage insulation. It is an intrinsically safe power supply used to provide power for Class I intrinsically safe equipment.

The power supply features current-limiting and voltage-limiting protection, and can automatically resume normal operation after a fault is cleared. It is characterized by small size, light weight, and large capacity, making on-site installation, disassembly, and relocation highly convenient.

The product explosion-proof marking is Ex db [ib Mb] I Mb.



Key Technical Specifications

Item

Technical Parameters

Power Supply

24VDC(standard); operating range:(18~27)VDC

Protection Method

Dual over-voltage and over-current protection with automatic recovery.

Ambient Temperature

(-20~40)℃

Intrinsically Safe Parameters

KDY24/9:Um: 24V;Uo: 9V;Io: 600mA;Co: 200uF;Lo: 2mH;

KDY24/12:Um: 24V;Uo: 12.5V;Io: 500mA;Co: 25uF;Lo: 0.1mH;

KDY24/24:Um: 24V;Uo: 24.3V;Io: 400mA;Co: 2.2uF;Lo: 0.5mH。

Isolation Method

Transformer isolation

Functions

Current limiting, voltage limiting, and short-circuit protection; automatic recovery after fault clearance.

Overall Size

157x169x68



Model and Specifications

       Model

Item

KDY24/9

KDY24/12

KDY24/24

Rated Input Voltage

24VDC

24VDC

24VDC

Rated Output Voltage

9VDC

12VDC

12VDC

Rated Output Current

600mA

500mA

400mA

Minimum Output Voltage

≥8V

≥10V

≥14V

Maximum Open-Circuit Voltage

≤9VDC

≤12.5VDC

≤24.3VDC

Maximum Output Current

≤700mA

≤600mA

≤500mA

Short-Circuit Current

≤700mA

≤600mA

≤500mA

Periodic & Random Deviation Peak-to-Peak Value

≤150mV

≤250mV

≤250mV

Numbers of Output Channels

2 channels

2 channels

2 channels








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Related Products

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