2
/
6
3.
PURPOSE
Explosion protected installation switches, type SKX-SW/1, SKX-SW/2, SKX-SW/6 are use for on and off light circuits up to 16A in
industrial with potentially explosive atmosphere in Zones 1, 2 accordance with EN 60079-10-1:2009.
4.
PRODUCT COMPLIANCE
The product is accordance with the standards EN 60598-1:2008 and related standards.
The product is in compliance with Regulations concerning equipment and protective systems for use in potentially explosive
atmosphere.
The product complies with the ATEX Directive 94/9 EC and standards:
-
EN 60079-0:2012,
-
EN 60079-1:2007,
-
EN 60079-7:2007.
The product has been developed, manufactured and tested according to the existing state of technique accordance with the standards
EN 9001:2008 and EN ISO / IEC 80079-34:2011.
The product is in compliance with the LV Directive 2006/95 EC.
The product is in compliance with the RoHS Directive 2011/65 EU.
The product is in compliance with EMC Directive 2004/108 EC.
The sing X is placed after the certificate number, it indicates that product is subject to specific conditions. The cable glands was tested
with lower impact energy and lower extraction force accordance to EN 60079-0:2012, therefore it has to be installed in places with
lower risk of impact and additional clamping of the cable.
5.
DEGREE OF PROTECTION AND TECHNICAL DATA
Certificate:
EXA 15 ATEX 0006X
Marking:
0722
Category and
explosion protection:
II 2G Ex d e IIC T6 Gb
Ambient temperature:
-20ºC ≤ T
a
≤ +40/50ºC
Mechanical protection:
IP 54
Resistance to shock:
IK 08
Class of protection:
I (PE - protective earthing)
Rated isolating voltage U
i
:
690 V
Rated thermal current I
th
:
16 A for -20°C ≤ T
a
≤ +40°C
15 A for -20°C ≤ T
a
≤ +50°C
PE terminal within housing:
max. 2x4mm
2
+ 2x2,5mm
2
, 3x4mm
2
, 2x6mm
2
–
solid, stranded, flexible
Cable entries:
2 x M25 entries with 1 x SPU 25 (Ø
V
7-15mm) and 1 x SPC 25
Screw of cover:
Screw combi M5x25/10 (Z4) – 4.8 A2
Tightening torque:
-screw of cover - 3 Nm,
-pressure nut of cable gland – 2,5Nm,
-body of Ex e cable gland and plug – 3,5Nm,
-screw of terminal pushbutton – 1,2Nm,
-nut of operation heads – 2 Nm
Dimension:
128x100x111 mm
Weight:
cca 0,6 kg
Switching capacity
Rated operating voltage U
e
Rated operating current I
e
AC 5a
230 V
16 A for -20°C ≤ T
a
≤ +40°C
15 A for -20°C ≤ T
a
≤ +50°C
AC 5b
230 V
16 A for -20°C ≤ T
a
≤ +40°C
15 A for -20°C ≤ T
a
≤ +50°C
AC 1
500 V
16 A for -20°C ≤ T
a
≤ +40°C
15 A for -20°C ≤ T
a
≤ +50°C
AC 15
250 V
6 A for -20°C ≤ T
a
≤ +50°C
500 V
4 A for -20°C ≤ T
a
≤ +50°C
DC 13
24 V
6 A for -20°C ≤ T
a
≤ +50°C
60 V
0,8 A for -20°C ≤ T
a
≤ +50°C
110 V
0,5 A for -20°C ≤ T
a
≤ +50°C
