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Speedfax 2017

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Power Mod<br />

Revised on 06/30/19<br />

Type WMM Residential Meter Stacks – 1 phase 4J<br />

n 2-6 gang<br />

n 125/225 Amp<br />

per position<br />

n 1200 Amp horizontal<br />

bus rating<br />

Residential 4-jaw ring type meter stacks: 1-phase, 3-wire SN, incoming and outgoing c <br />

Outdoor<br />

catalog number<br />

Indoor<br />

catalog number<br />

Meter positions<br />

per stack<br />

Max. tenant breaker (Amps): 125<br />

WMM21125 MM21125 2 Position<br />

Breaker provision<br />

Maximum<br />

Dimensions (inches) a Knockout<br />

AIC e Height Width Depth diagram<br />

100k 34.31 13.09 8.09 KA-12<br />

WMM31125 MM31125 3 Position QP, QPH,<br />

100k 43.31 13.09 8.09 KA-13<br />

WMM41125 MM41125 4 Position<br />

HQP, HQPH,<br />

MP-T, MP-HT,<br />

100k 52.31 13.09 8.09 KA-14<br />

WMM51125 MM51125 5 Position MP-MT<br />

100k 61.31 13.09 8.09 KA-15<br />

WMM61125 MM61125 6 Position 100k 70.31 13.09 8.09 KA-16<br />

Max. tenant breaker (Amps): 225 <br />

WMM21225 MM21225 2 Position<br />

100k 34.31 16.22 8.09 KA-22<br />

WMM31225 MM31225 3 Position QS, QSH, QSHH,<br />

HQS, HQSH, QP,<br />

100k 43.31 16.22 8.09 KA-23<br />

WMM41225 MM41225 4 Position QPH, HQP, HQPH, 100k 52.31 16.22 8.09 KA-24<br />

WMM51225 MM51225 5 Position<br />

MP-T, MP-HT,<br />

MP-MT<br />

100k 61.31 16.22 8.09 KA-25<br />

WMM61225 MM61225 6 Position 100k 70.31 16.22 8.09 KA-26<br />

3 METER<br />

CENTERS<br />

Residential 4-jaw ringless type meter stacks: 1-phase, 3-wire SN, incoming and outgoing c <br />

Outdoor<br />

catalog<br />

number<br />

(no bypass)<br />

Outdoor<br />

catalog<br />

number<br />

(horn bypass)<br />

Indoor<br />

catalog<br />

number<br />

(no bypass)<br />

Indoor<br />

catalog<br />

number<br />

(horn bypass)<br />

Meter<br />

positions<br />

per stack<br />

Max. tenant breaker (Amps): 125<br />

WMM21125R WMM21125RB MM21125R MM21125RB 2 Position<br />

Breaker<br />

provision<br />

a Max.<br />

Dimensions (inches)<br />

Knockout<br />

AIC e Height Width Depth diagram<br />

100k 34.31 13.09 8.09 KA-12<br />

WMM31125R<br />

WMM41125R<br />

WMM51125R<br />

WMM31125RB<br />

WMM41125RB<br />

WMM51125RB<br />

MM31125R<br />

MM41125R<br />

MM51125R<br />

MM31125RB<br />

MM41125RB<br />

MM51125RB<br />

3 Position<br />

4 Position<br />

5 Position<br />

QP, QPH,<br />

HQP, HQPH,<br />

MP-T,<br />

MP-HT,<br />

MP-MT<br />

100k<br />

100k<br />

100k<br />

43.31<br />

52.31<br />

61.31<br />

13.09<br />

13.09<br />

13.09<br />

8.09<br />

8.09<br />

8.09<br />

KA-13<br />

KA-14<br />

KA-15<br />

WMM61125R WMM61125RB MM61125R MM61125RB 6 Position 100k 70.31 13.09 8.09 KA-16<br />

Max. tenant breaker (Amps): 225 <br />

WMM21225R WMM21225RB MM21225R MM21225RB 2 Position<br />

100k 34.31 16.22 8.09 KA-22<br />

WMM31225R WMM31225RB MM31225R MM31225RB 3 Position<br />

QS, QSH,<br />

QSHH, HQS, 100k 43.31 16.22 8.09 KA-23<br />

WMM41225R WMM41225RB MM41225R MM41225RB 4 Position<br />

HQSH, QP,<br />

QPH, HQP, 100k 52.31 16.22 8.09 KA-24<br />

WMM51225R WMM51225RB MM51225R MM51225RB 5 Position<br />

HQPH, MP-T,<br />

MP-HT, 100k 61.31 16.22 8.09 KA-25<br />

MP-MT<br />

WMM61225R WMM61225RB MM61225R MM61225RB 6 Position 100k 70.31 16.22 8.09 KA-26<br />

a Dimensions shown are representative of outside<br />

box dimensions and do not include allowances for<br />

mounting bumps, endwalls, covers, hubs, or hardware<br />

protrusions. Dimensions are subject to change.<br />

b 225A available in lower three positions only. 200A<br />

continuous for all other positions.<br />

c NOT for use on 3-phase, 4-wire delta systems.<br />

d Field installable 5th jaw (ECMF5). Fifth jaw can be<br />

isolated if needed (ECMF5i).<br />

e Max AIC determined by maximum AIC of tenant<br />

breakers. Higher ratings may be achieved through<br />

approved series rating combinations.<br />

f Install QP breakers below QS breakers.<br />

Siemens Industry, Inc. SPEEDFAX Product Catalog 3-53

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