Beckwith Electric M-2979 Recloser Control Cabinet

The M‑2979 cabinet houses the M‑7679 R‑PAC and components, for

complete recloser control replacement applications

• Provides easy direct replacement of recloser controls for Cooper, G&W,

Elastimold, SEL, ABB, Whip & Bourne, Joslyn, and Tavrida reclosers

• Eliminates the need for expensive rewiring of I/O signals accepting

existing connector plugs for Power, Control, Voltages and Currents

with the same pin sequence

• Accepts the existing communications connections for Serial TIA‑232.

TIA‑485. Fiber Optic and IRIG‑B

• Simplifies upgrading communications to optional true embedded

Ethernet ports in the M‑7679 R‑PAC allowing for multi‑user, multi‑

protocol access to the advanced metering, PQ and DFR information

collected by the control

• Includes an on board smart 24 V battery charger with 12 V and 24 V

outputs

Application

The M‑2979 Recloser Control Cabinet, when combined with the M‑7679

R‑PAC, provides convenient direct replacement of the control and cabinet

for the following reclosers:

• Cooper/Traditional Electronic

• Cooper NOVA with Control Power Interface

• G&W Viper ST/LT

• Cooper NOVA STS & TS

• ABB GridShield

• Tavrida OSM

• Cooper NOVA with Auxiliary Input Power

• G&W Viper S

• Elastimold MVR

• ABB OVR3 & VR‑3S

• Joslyn TriMod 600R

• Whip & Bourne GVR

The M‑2979 includes the capability to change out the Recloser Control

and Cabinet as one component. The M‑2979 Recloser Control Cabinet

and M‑7679 R‑PAC combination includes all the required interface

connections and external communications capabilities that are necessary

to replace an existing recloser control.

The M‑2979 Recloser Control Cabinet meets or exceeds NEMA 250. IEC

60529 and IEEE C37.60.

Each M‑2979 Recloser Cabinet can be configured with the optional support

equipment to match the existing recloser control application and environment,

or the cabinet can be supplied completely empty.

Construction

Available Cabinet Materials

• Aluminum (5052‑H32 .090" thickness)

• Stainless Steel (Optional) (Type 316. 14 gauge)

Finish

• Polyester powder coat, exterior and interior color ANSI 70 Gray

Standard Features

• Metallic enclosures are all welded seam construction, ground smooth

• NEMA 3RX or IP 55 rated

• Single exterior gasketed door with:

– Quarter turn 3 point latch with pad‑locking handle (includes hole for 3/8"

max lock hasp)

– Large open angle > 120°

– Hold open device

– Integral document holder

– Nameplate on inside of door

• Stainless steel hardware and hinges

• External ground stud

• Vented at bottom and upper back (fine mesh screens)

• All cabinet penetrations are sealed to prevent moisture and insect ingress

• Each cabinet includes the applicable connector layout in the bottom that

replicates the specific recloser control cabinet being replaced.

Also provides penetrations for options and future customer added accessories.

Connector mounting hardware is only accessible from inside of cabinet.

• Two lifting eyes, 1.5" diameter holes, attached to sides of cabinet

• Interior swing panel with:

– Flush mounted recloser control

– Aluminum construction with class 3 chromate finish

– Thumb latches

– Ground strap

• Pole mounting bracket that includes:

– 5/8" maximum bolt diameter with keyway at top

– 5/8" bolt diameter slot at bottom

– 3 pole banding slots

• 35 mm DIN rail mounted Terminal Blocks