MBKJD1A, MBKJD3A & MBKJD3B
JD Main Breaker Kit
for P1-400 Panelboard
Installation
Instructions
11-A-1115-01 Rev. 05
-4-
NOTE: For both feed location configurations, the breaker handle must point upward when in the “ON” position.
BREAKER
SUPPORT
UP
SUPPORT
BARRIER
ORIENTATION
TOP FEED CONFIGURATION
BOTTOM FEED CONFIGURATION
SUPPORT
BARRIER
ORIENTATION
BREAKER
SUPPORT
Figure 2:
Top & Bottom Feed Kit Configurations
NOTE: For both feed location configurations, the filler is oriented as shown, with the “MAIN” label
positioned above the breaker handle.
Figure 3:
Top & Bottom Feed Deadfront Filler Installation
TOP FEED
BOTTOM FEED
UP
(for use in Revised P1 Panelboards ONLY)
To confirm, note the part number of the panel (marked on the interior label).
If it ends in an “N” or a “T” it is a “Revised P1” and is compatible with this kit.
(For example:
P1E42MC250A
is an Original P1;
P1E42MC250AT
is a Revised P1)
1
1
Also for JD
breaker kits
with breaker
INCLUDED.
Part numbers:
MBKJD1***A
MBKJD3***A
MBKJD12***A
MBKJD32***A
These instructions do not purport to cover all details or variations in equipment, or to provide for every possible
contingency to be met in connection with installation, operation or maintenance. Should further information be
desired or should particular problems arise, which are not covered sufficiently for the purchaser’s purposes, the
matter should be referred to the local Siemens sales office. The contents of this Instruction manual shall not
become part of or modify any prior or existing agreement, commitment or relationship. The sales contract
contains the entire obligation of Siemens. The warranty contained in the contract between the parties is the sole
warranty of Siemens. Any statements contained herein do not create new warranties or modify the existing
warranty.
Trademarks - Unless otherwise noted, all names identified by ® are registered trademarks of Siemens AG or
Siemens Industry, Inc. The remaining trademarks in this publication may be trademarks whose use by third
parties for their own purposes could violate the rights of the owner.
SUPPORT
BARRIER
ORIENTATION
BREAKER
SUPPORT
(ALREADY
MOUNTED
TO INTERIOR)
(
MUST
BE
SECURED
TO BOTH
BREAKER
AND RAILS)
Figure 2A: Bottom Feed
for Pre-Installed Breaker
Kit Configuration
BREAKER
SUPPORT
(ALREADY
MOUNTED
TO BREAKER)
(NO NEED
TO SECURE
OR REMOVE)
S
