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INSTALLATION INSTRUCTIONS
Control Drawing
Blitzductor Surge Protectors BXT ML2 BD S EX 24
Intrinsic Safety
Non hazardous area
protected
field leads
BLITZDUCTOR ® XT
BXT BAS EX,
BXT ML2 BD S EX 24
*)
min. 4 mm
2
/ min. AWG 10
equipotential
bonding
*)
**)
indirect shield earthing /
Indirekte Schirmerdung
BLITZDUCTOR ® XT ML2 ...
Certificate CSA 13.7000011
Installation should be in accordance with Canadian Electrical Code CSA C22.2 part I.
Hazardous area
Class I Div. 1, GP A, B, C, D T4...T6
Class I, Zone 1, AEx / Ex ia[ia] IIC T4...T6
application
zone 1, 2
protected
**)
cable lengths
max. 1m
min. 4 mm
2
/ min. AWG 10
direct shield earthing /
Direkte Schirmerdung
Ambient temperature range:
- 40° C to + 50° C for T6
- 40° C to + 75° C for T5
- 40° C to + 80° C for T4
For use in type of protection IS, Class I Div. 1, GP A, B, C, D T4...T6,
Class I, Zone 1, AEx ia[ia] IIC T4...T6 or Ex ia[ia] IIC T4...T6:
Module input circuits (terminals X1, X2, X3 an X4) for connection to
A certified intrinsically safe circuit, with the following maximum values:
Ui = 30 V; li = 500 mA; Pi = any; Ci = 0 nF; Li = 0 mH
or for connection to a certified intrinsically safe circuit or a circuit in
accordance with FISCO, with the following maximum values:
Ui = 17.5 V; li = 380 mA; Pi = 5.32 W; Ci = 0nF; Li = 0 µH
The module outputs (terminals 1', 2') can be connected to zone 0.
*)
Direkte Erdung
terminal 4
des Schirmleiters /
zone 0
direct shield earthing
BXT ML2 BD S EX 24
terminal 2
Publication No. 1791 / UPDATE 08.14
Mat-No.
**)
terminal 1
terminal 3
Indirekte Erdung
des Schirmleiters /
indirect shield earthing
(nur bei /only in case of
BXT ML2 BD S EX 24
möglich!)
terminal 1
terminal 3
© COPYRIGHT 2014 DEHN + SÖHNE / protected by ISO 16016
067714
terminal 2
terminal 4
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