Cutler Hammer, Div of Eaton Corp Metering Products Catalog Page
4.3
1MM and 3MM
Metering Stack
Modules
Metering Products
Group Metering
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1200 A Horizontal Aluminum Bus—Standard Offering
Three-Phase In, Single-Phase Out
Amperes
Per
Meter
Socket
Ring Style Meter Socket Covers
3
125
5
200
Ringless Style Meter Socket Covers (5th Jaw at 9 o’Clock Standard—Field Adjustable to 3 or 6 o’Clock)
125 2 1200 Outdoor Plug-on type
200 2 1200 Outdoor Bolt-on type
Ringless Style Covers with Horn Bypass (5th Jaw at 9 o’Clock Standard—Field Adjustable to 3 or 6 o’Clock)
125 2 1200 Outdoor Plug-on type
200 2 1200 Outdoor Bolt-on type
Notes
1
For indoor applications where a top endwall with knockouts is needed, order (one) of part number MM12N1WLK for each 125 A stack or
MM20N1WLK for each 200 A stack.
2
Reference drawing EUSERC DWG-G1, G2, G3.
3
To change in field from ring to ringless—order 1MMRC125.
4
To change in field from ring to ringless, the top socket in 125 A, two- and three-high stacks use 1MMRC125T. Top socket only—other sockets see 3.
5
To change in field from ring to ringless—order 1MMRC200.
Number of
Meter
Sockets
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2
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3
4 1200 Indoor/outdoor 3MM412R12
5 1200 Indoor/outdoor 3MM512R12
6 1200 Indoor/outdoor 3MM612R12
2 1200 Outdoor Bolt-on type
3 1200 Outdoor 3MM320R12
4 1200 Outdoor 3MM420R12
5 1200 Indoor/outdoor 3MM520R12
3 1200 Outdoor 3MM312R12RL
4 1200 Outdoor 3MM412R12RL
5 1200 Outdoor 3MM512R12RL
6 1200 Outdoor 3MM612R12RL
3 1200 Outdoor 3MM320R12RL
4 1200 Outdoor 3MM420R12RL
5 1200 Outdoor 3MM520R12RL
3 1200 Outdoor 3MM312R12RLB
4 1200 Outdoor 3MM412R12RLB
5 1200 Outdoor 3MM512R12RLB
6 1200 Outdoor 3MM612R12RLB
3 1200 Outdoor 3MM320R12RLB
4 1200 Outdoor 3MM420R12RLB
5 1200 Outdoor 3MM520R12RLB
Bus
Ampacity
1200 Indoor/outdoor Plug-on type
1200 Indoor/outdoor 3MM312R12
Enclosure
1
Typ e
2
Main Tenant Breaker Type
(For Specific Catalog Numbers,
Refer to Page V1-T4-106)
BR2_
BRH2_
BRHH2_
BRX2_
CCV2_X
CCVH2_X
CVS2_XMM
CV2_XMM
CVH2_XMM
BR2_
BRH2_
BRHH2_
BRX2_
CCV2_X
CCVH2_X
CVS2_XMM
CV2_XMM
CVH2_XMM
BR2_
BRH2_
BRHH2_
BRX2_
CCV2_X
CCVH2_X
CVS2_XMM
CV2_XMM
CVH2_XMM
Three-Phase Horizontal Bus
(Four Horizontal Busbars—
A, B, C and Neutral)
Catalog Number
3MM212R12
3MM220R12
3MM212R12RL
3MM220R12RL
3MM212R12RLB
3MM220R12RLB
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V1-T4-110 Volume 1—Residential and Light Commercial CA08100002E—February 2018
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