Siemens ETU745 Application Manual page 108

WL Spare/Replacement Parts
Trip Units and Rating Plugs
ETU 745 ETU 748 ETU 776
ETU catalog
number
WLETU745
WLETU748
2
WLETU776
Trip unit with metering function
WLETU745MP
WLETU748MP
2
WLETU776MP
Overload Protection
L – Long Time Pick-up and Delay
S – Short Time Pick-up and Delay
I – Instantaneous Trip
G – Ground Fault Pick-up and Delay (Accessory sold separately)
Rating plug
Rating plug
Catalog Ampere
number rating
WLRP200 200A
WLRP225 225A
WLRP250 250A
WLRP300 300A
WLRP315 315A
WLRP350 350A
1 Optional GF module sold separately.
2
Metering function and ETU776 requires 24VDC supply.
106
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GFM A 745-748
Trip unit Protective
functions settings
LSI 1 WLTUSC55
LS WLTUSC55
1
LSI 1 WLTUSC76
2
LSI 1 WLTUSC76
LS WLTUSC76
1
2
LSI WLTUSC76
Catalog Ampere
number rating
WLRP400 400A
WLRP450 450A
WLRP500 500A
WLRP600 600A
WLRP630 630A
WLRP700 700A
GFM AT 745-748 GFM A 776
Replacement
LCD displays
WLLCD45
WLLCD45
Not replaceable
WLLCD45
WLLCD45
Not replaceable
Catalog Ampere
number rating
WLRP800 800A
WLRP1000 1000A
WLRP1200 1200A
WLRP1250 1250A
WLRP1600 1600A
WLRP2000 2000A
WL Circuit Breaker Selection and Application Guide
GFM AT 776
Ground Ground fault
fault alarm alarm and trip
WLGFA48 WLGFM48
WLGFA48 WLGFM48
WLGFA76 WLGFM76
WLGFA48 WLGFM48
WLGFA48 WLGFM48
WLGFA76 WLGFM76
Catalog Ampere
number rating
WLRP2500 2500A
WLRP3000 3000A
WLRP3200 3200A
WLRP4000 4000A
WLRP5000 5000A