Speedfax 2017

3VA Breaker Configuration Information in Panelboards
Revised on 02/29/20
3VA breaker Accessories Information
Selection
Panelboard Specific 3VA Accessories Available in Panelboards
3VA Series Accessories
There are 4 positions on each side of
the trip handle of the 3VA52 breaker.
Accessories can be 1, 2 or 3 positions
wide and fit in specific locations as
shown on charts and on the inside
cover of each breaker.
Accessory types:
3VA breaker auxiliary releases allow
remote electrical tripping of the circuit
breaker
n STL – Shunt Trip Left
n STF – Shunt Trip Flexible
n UVR – Undervoltage Releases Trip
3VA UL Molded Case Circuit Breakers
n
Accessories UNI – Universal and Spare Release Parts - Shunt
Trip and an Undervoltage Release
Internal are Combined accessories
■ Overview
Color coding of accessories
STL
UVR
UNI
All Auxiliary and Alarm Switches for
3VA breakers belong to an integrated
range of accessories
n AUX_HQ / AUX_HP – Auxiliary
Switches
n LCS_HQ / LCS_HP – Leading
Changeover Switches
n TAS_HQ / TAS_HP – Trip Alarm
Switches
n EAS_HQ / EAS_HP – Electrical
alarm switches
3VA Auxiliary and Alarm Switches
have standard (HQ) and high capacity
(HP) types as well as “electronic”
versions for example: AUX_HQ_el
* Padlock accessory will be available
in a future release.
LCS
EAS
3VA52 Breaker Features
3VA Internal Breaker
Accessories configurations
TMTU
Thermal-Magnetic trip
Accessory Slots
Frame
width
Amp
range
3VA41 - 1-pole 1p 15-125 0
3VA41 - 1-pole in 2p frame
3
3VA41 - 2-pole
2p 15-125
3
3VA41 - 3-pole 3p 15-125 6
3VA51 - 1-pole 1p 15-125 0
3VA51 - 1 pole in 2p frame 2p 15-125 3
3VA51 - 2 pole in 3p frame
6
3VA51 - 3-pole
3p 15-125
6
3VA51 - 3-pole MCS 3p 100 6
3VA52 - 2-pole in 3p frame
8
3VA52 - 3-pole
3p 100-250
8
3VA52 - 3-pole MCS 3p 100-250 8
3VA53 - 3-pole 3p 200-400 10
ETU - Electronic Trip*
3VA61 - 3 pole 3p 16-150 8
3VA62 - 3-pole 3p 40-250 8
3VA63 - 3-pole 3p 100-400 10
3VA64 - 3-pole 3p 160-600 10
11 PANELBOARDS
* 100% rated may have reduced ranges
3VA6 ETU only
STF
COM060
24 V module Lock adapter for
mounting the
cylinder lock
AUX
TAS
I201_19551
A color coding system has been used to clearly identify the
specific functions of individual accessories:
Color Auxiliary switches and alarm switches Auxiliary releases
Black Auxiliary switch AUX • Shunt trip left STL
• Shunt trip flexible STF
Gray Leading changeover switch LCS • Undervoltage release UVR
Yellow Trip alarm switch TAS --
Green Electrical alarm switch EAS --
Blue -- Universal release UNI
Auxiliary switches
All auxiliary and alarm switches for the 3VA UL molded case
circuit breakers belong to an integrated range of accessories.
The auxiliary switches can be simply snapped into place and
connected up in the accessories compartment provided on the
front face of the unit to the left and right of the handle.
The purpose of the auxiliary switches (AUX) is to signal the
position of the main contacts of the molded case circuit breaker.
The contacts of the auxiliary switches open and close
simultaneously with the main contacts of the molded case circuit
breaker.
Leading changeover switches (LCS) signal the opening of the
Auxiliary releases
Auxiliary releases allow remote electrical tripping of the circuit
breaker. They can be used to monitor control or main circuits in
order to implement 3VA a accessories protective system install against easily. accidental
restart following a power failure, for example.
Special Hardware kit for P3 Twin Mount aligns screw
Undervoltage
for
releases
easy
trip
installation.
the 3VA UL molded case circuit
breaker in the event that the rated voltage of a monitored circuit
drops below a minimum permissible limit or fails altogether.
Shunt trips can be used Siemens to trip Industry, the 3VA Inc. UL SPEEDFAX molded case Product circuit Catalog 11-51
breaker remotely. The STF variant can be mounted in either the
left-hand or the right-hand accessories compartment (for 3VA6
only). The STL type is specifically designed for mounting in the