Kosnic 2025 Evolve 8 Brochure

Emergency | Nitro Surface II 2 in 1

Jun. 2025 Upgrade

Nitro Surface II 2 in 1 Surface-mount non-maintained emergency downlight Select standard or self-test mode via the internal dual-mode DIP switch To set the duration test interval, press the push switch twice Automatic Self-test conforming to BS-EN-62034 Slim profile Non-maintained, 3hrs Available in white or black Standard and corridor lens included Dual-mode Standard & Self-test Battery warranty 7 YEAR Temp. Control Dual test mode ATS STD Duration test interval 52WK 26WK

2 Years 2 7 Years 7

Product Warranty

On-Site Warranty

Surge Protection 1000V

General Specification Input Voltage Input Current (max) Lifetime Emergency Conversion Time Emergency Operation Time Charging Time Ambient Temp Maximum Case Temp Housing

Setting the test mode with the internal DIP switch

220-240Vac 50/60Hz

20mA 50,000h

<1s

Double-press to change duration test interval

3h 24h

Corridor lens (Included)

0°C to 50°C

75°C Polycarbonate

Installation Fault Warning

Standard Emergency

Self-test (ATS) Emergency

S

LED Indicator See page 60 for more information on the LED indicator reporting patterns

IP65

System Healthy Duration Test Pending Duration Test Running Functional Test Running

Battery Duration Fault Lamp or Luminaire Fault Battery Charging Fault

1/4 s

1/2 s

1/8 s

1/4 s

1/8 s

Continuous On

On Off

Order Code NTRSU201/SST NTRSU201-BLK/SST

Flash

Input Power (max)

Trade Price

Emergency Output Power

Beam Angle

Order Code Finish

CCT Lumen

NTRSU201/SST White

150lm £82.43

Dimensions

170° 50°x160°

2.5W 1.5W

6500K

NTRSU201-BLK/SST Black

120lm £82.43

Battery

156mm 46mm

Order Code

Type

Capacity

Trade Price

Voltage

BATS18LFP1

LiFePO4

1800mAh

3.2V

£9.19

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