4. Installation Specifications
4-8
TI 32P01J10-01EN
U
nit Devices (SNT10D Unit for Optical Bus Repeater Module)
Component
Part number
Recommended
replacement period
Replacement
by user
Remarks
Power Supply
Module (100 - 120 V
AC power supply)
SPW481
8 years
X
Average ambient temperature of
40ºC or lower
Power Supply
Module (220 - 240 V
AC power supply)
SPW482
8 years
X
Average ambient temperature of
40ºC or lower
Power Supply
Module (24 V DC
power supply)
SPW484
8 years
X
Average ambient temperature of
40ºC or lower
Aluminum
Electrolytic Capacitor
–
8 years
–
For SPW481, SPW482, and
SPW484 power supply module
Average ambient temperature of
40ºC or lower
Built-in Fuse
S9109VK
8 years
–
For SPW481 power supply module
S9109VK
8 years
–
For SPW482 power supply module
A15456EF
8 years
–
For SPW484 power supply module
SFP optical module
(*1)
–
–
–
Recommended replacement
period – every four years if in a G3
environment
X:
Can be replaced.
–:
Cannot be replaced.
*1:
Applies to SNT401, SNT411, SNT501, and SNT511.
Control Devices (AVR10D, AW810D)
Part names
Part
numbers
Recommended
replacement cycle
Replacement
by user
Remarks
Aluminum
Electrolytic
Capacitor
–
8 years
–
For PW441, PW442, PW444
Average ambient temperature of
40ºC or lower
Built-in power fuse
S9109VK
8 years
–
For PW441, PW442, PW444
–:
Cannot be replaced.
S2NN30D
Table Periodic Replacement Parts Having Defined Life Spans
Part names
Part numbers
Recommended
Replacement
Interval
Replacement
by user
Remarks
Power Supply Unit
(100-240 V AC)
S2PW503
8 years
Yes
Average ambient
temperature 40 °C or less
Power Supply Unit
(24 V DC)
S2PW504
8 years
Yes
Average ambient
temperature 40 °C or less
Bus Module
S2EN501-S1
S2EN501-S2
S2EN501-S
1
S2EN501-S
2
4 years
Yes
In the G3 environment,
replacement is
recommended due to
corrosion of the SFP and
SFP connectors.
Nov. 27, 2015-00