Module Level Firefighter Safety Switch

Module Level Firefighter Safety Switches
Module Level Firefighter Safety Switches

Module Level Firefighter Safety Switches

● Firefighter Satety Switch for Solar System.

● Over temperature protection.

● Plug and play easy installation.

● IP66 aluminum durable enclosure.

● Emergency button for 100% disconnect.

Product Description

YRO Rapid Shutdown is a DC-breaking device used in photovoltaic system, it can limit the electric range and even DC voltage. To guarantee the safe of firefighters in the process of fire fighting and rescue of facilities installed with photovoltaic power generation system, and has no risk of electric shock.

High Craftsmanship and Standards

 

Technical Data

Type

YRSD-1P

YRSD-2P

Number of PV Inputs

1

2

Number of Modules Recommend

1-2

2-4

Maximum Allowed Input Voltage

120V

Maximum Allowed Input Current

18A / 25A

Maximum Output Volt age

120V

240V

System Volt age

1000V / 1500V

Control Compliance

24VDC + 2 x 0.8mm2 Cable

Control Requirements

21.6V~26.4V at nomi. 27~36mA/unit

Ambient Operating Temperature

-30°C to +60°C

Protection Temperature

85°C

IP Level

>IP68, NEMA 4X

Fire-proof Level

Flame retardant, UL94-V0

Humidity

0%~90%

PV Connectors

MC4 (Customized)

Design Life Span

25 years

Size

155.8*73.7*30.2

155.8*73.7*30.2

Weight

< 200g (Excluding Cables)

Cable Length, PV1+ Input

300mm

300mm

Cable Length, PV1- Input

300mm

300mm

Cable Length, PV2+ Input

/

300mm

Cable Length, PV2- Input

/

300mm

Cable Length, Power Out put

1800mm

1800mm

Cable Length, 24Vdc Control Cable

1800mm

1800mm

andard Comliance

NEC2017/2020 (690.12); UL1741; UL3741; IEC/EN62109; IEC/EN61000

 

Summary

The YRO Modular level RSD DC 24V Series Overview is designed to be installed at solar panel level and providessafety shutdown of the DC supply to ZERO VOLTS in case of emergency.Shutdown is initiated in 3 ways -ManualOperation,AC Supply Cut-Off or Temperature Rise Trigger as follows:

 

YRSD-1P 1-to-1 wiring

Not: For NEC 2017 /2010 compliance PV panels should be <40v for 2-to-1 wiringand > =40v for 1-to-1 wiring (For YRSD -1P)
 

YRSD-2P 2-to-1 wiring


YRSD-1P/2P Series

 

Dimension


Technical Specification

Model

YRSD-CB

Operating AC Voltage Range

100V-240V

Nominal Frequency

50/60 Hz

Output Voltage

24V DC

Output Current/Power

2.2A/50W

24Vdc Control Cable Size

0.823 mm2/18 AWG

24Vdc Control Cable Length
With Standard Connectors

20 m / 30 m /100 m

Spare Terminal Connectors

Yes

Maximum YRSD-1P

60 Units

Maximum YRSD-2P

30 Units

Dimensions (mm)

250*210*210

Lockable

Optional (IP54)

Operating Temperature Range

-30°C~+70°C(50°C No degradation)

Protection Class

IP65

Mounting

Wall Mounted

Maximum Distance
(Last RSD to Controller Box)

200m

 

Parallel connection of multiple control boxes

Message

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