677 EMC series
features
• EMC version with internal stainless steel mesh
• Black chrome plated aluminium housing with a conductive
rubber panel seal
• Sealed to IP67
• Internal reverse protection diode fitted as standard in all
voltage models
• Pack Quantity = 10 Pieces
• Ø8.1mm mounting
specifications
Typical characteristics (Ta = 25°C)
Part
Number
677-501-21-53
677-521-21-53
677-532-21-53
677-930-21-53
677-997-21-53
677-501-23-53
677-521-23-53
677-532-23-53
677-930-23-53
677-997-23-53
Colour
Red
Yellow
Green
Blue
White
Red
Yellow
Green
Blue
White
Voltage
Vac/dc
12 Vdc
12 Vdc
12 Vdc
12 Vdc
12 Vdc
24 - 28 Vdc
24-28 Vdc
24-28 Vdc
24 - 28 Vdc
24-28 Vdc
Current
DC
(mA)
18
18
18
18
18
19
19
19
19
19
Luminous
Intensity
(mcd)
600
600
800
140
27000
600
600
800
140
27000
Wave
Length
(nm)
630
585
515
465
* See below
630
585
515
465
* See below
Operating
Temp.
(°C)
-40 - +80
-40 - +80
-40 - +80
-30 - +85
-30 - +85
-40 - +80
-40 - +80
-40 - +80
-30 - +85
-30 - +85
Storage
Temp.
(°C)
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
De-rating
Graphs
D
D
F
U
I
D
D
F
U
I
997F-C
x
y
*Typical emission colour White
0.31
0.32
-
-
-
-
-
-
- Intensities (lv) and colour shades of white (x, y co-ordinates) may vary between LEDs within a batch
- Products must be de-rated according to the de-rating information. Each de-rating graph refers to
specific LEDs. Please refer to graphs on page 3.
- Luminous intensity is measured at 20mA on a discrete LED unless otherwise stated.
to order
to order please contact us on: t:
+44 (0)1229 582 430
f:
+44 (0)1229 585 155
e:
sales@marl.co.uk
w:
www.leds.co.uk
© marl international limited technical documentation has been designed by marl international limited for the
intention of providing information, which must not be copied or released to a third party without prior
written consent from marl international limited. the information provided does not constitute part of any
order or contract and should not be regarded as a representation relating to either products or service. no
responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the right
to alter without notice the specification or any conditions of supply for product or service.
BS EN ISO 9001:2008
approved manufacturer
marl international limited - dsn 677 EMC - version 2012-12-06-114032
page 1 of 5
high performance panel lamps
MARL [ MARL INTERNATIONAL LIMITED ]
