Specification

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3-17
Siemens Industry, Inc. SPEEDFAX™ 2011 Product Catalog
MURRAY Circuit Breakers
Circuit Breakers
Special Application Breakers
Switched Neutrals
Water Heater
n
Built to order. Allow 2–3 weeks for delivery.
Note: All circuit breakers on this page are 10K AIC
a
UL Listed as SWD (Switching Duty) Rated, suitable for 120V AC Fluorescent Lighting.
Wiring Diagrams
Figure 1 Figure 2
Figure 3 Figure 4
HID Lighting
For high-intensity discharge lamp loads having in-rush currents above
the instantaneous trip setting of a standard breaker..
Breaker
Type
Wiring
Diagram
Complete Breaker UL Unenclosed
Ampere Rating Catalog Number
MP-T
1-Pole
120V AC
Figure 1
15
MP115HID
n
a
20
MP120HID
n
a
30
MP130HID
n
QP
2-Pole
120/240V AC
Figure 1
15
MP215HID
n
20
MP220HID
n
30
MP230HID
n
Molded Case Switch
Molded case non-automatic switch does not provide overload protection.
MP-T
2-Pole
240V AC
Plug-In
Figure 2
30
60
MP260NA
MP230NA
Switched Neutrals
For use where all conductors are required to be disconnected. Neutral
pole of breaker does not connect to loadcenter bus. One side is wired
to neutral and the other to the device.
MG
2-Wire
Common Trip
120V AC
Figure 3
15
20
30
MP215SN
MP220SN
MP230SN
n
MG
3-Wire
Common Trip
120/240V AC
Figure 4
15
20
30
MP315SN
n
MP320SN
MP330SN
n
Tungsten Lighting
For high wattage, tungsten-lamp loads having in-rush currents above the
instantaneous trip setting of a standard breaker.
MP-T
1-Pole
120V AC
Figure 1
15
20
MP115Tn
MP120Tn
Water Heater
Circuit breaker does not make electrical connection with loadcenter bus.
Separate metered circuit is connected to the line terminals of the
breaker. Used in special rate water heating areas.
MW
2-Pole
120/40V AC
Plug-In
Figure 4
15
20
30
MP215WH
n
MP220WH
MP230WH
Product Category RESI