UL Approved, 4-Wire, Smoke Detector/Smoke Alarm with Relay Output (SNC-300-SR-U)

• Type: Smoke Alarm
• Signal Transmission: Wired Alarm
• Working Mode: Active
• Certification: UL, En
• Application: Indoor
• Working Principle: Electro-Optical Type
• Model NO.: SNC-300-SR-U
• Sensor Type: Infrared Alarm System
• Usage: Fire, Smoke
• Operating Voltage: DC(12/24/48)V
• Sampling Time: (3~5)S
• Alarm Indicator: Dual Red LEDs
• Remote LED Output Current(Max): 15mA
• Reset Time: <5s
• Transport Package: 100PCS/Ctns
• Specification: dia. 102*45mm
• Trademark: NUMENS
• Origin: Ningbo, China
• HS Code: 8531100000
• Production Capacity: 50000PCS/Year

Product Description

SNC-300 non-addressable photoelectric smoke detectors are state-of-the-art detectors suitable for connection to 2-wire or 4-wire non-addressable fire detection control and indicating equipment, or to addressable fire detection control and indicating equipment that can accept non-addressable type detectors.
Advanced electronics in conjunction with a photoelectric smoke sensing chamber provide early detection of fire and high immunity against unwanted alarms.

Features:

·    Photoelectric smoke sensor
·    Analogue detection discrimination
·    Dual LEDs for 360° visibility
·    2-wire and 4-wire models for DC 12 V and DC 24 V operation
·    4-wire model for DC 48 V operation
·    4-wire models available with a N/O alarm relay output
·    4-wire models available with auto-reset
·    2-wire models available with remote LED output
·    Connects to zone monitor for use with addressable control and indicating equipment

Specification:

operating voltage	DC(12/24/48)V
start-up current	≤135μA
start-up time	≤30s
quiescent current	75μA
sampling time	(3~5)s
alarm indicator	Dual red LEDs
remote LED output current(max)	15mA
reset voltage	≤1V

Ordering Information:

Part Number	2-wire	4-wire	Remote Indicator	Relay Output	Auto-Reset
SNC-300-S2 a	√	-	-	-	-
SNC-300-SL a	√	-	√	-	-
SNC-300-SR a	-	√	-	√	-
SNC-300-SRR a	-	√	-	-	-
SNC-300-SR4	-	√	-	√	-
SNC-300-S2-U b	√	-	-	-	-
SNC-300-SL-U b	√	-	√	-	-
SNC-300-SR-U b	-	√	-	√	-
SNC-300-SA	-	√	-	-	√

 

FAQ:

Q1:Are you a manufacturer or trading company?
A1:Numens is a professional fire alarm system manufacturer.
 
Q2:What kind of production service do you provide?
A2:The whole fire alarm system,include Addressable system, Conventional system, Residential system and so on....
 
Q3:What kind of certification do you have?
A3:Numens was EN,BSI,UL,SGS certified and all the products were produced under these major international standard .
 
Q4:What is the lead time for new order?
A4:The lead time for new order is 25 days after confirm order.
 
Q5:How do I get price information?
A5:Sales representatives are responsible for providing detailed price information within 1 workday after get your inquiry.