Appendix a - optional equipment and accessories – Magnum Energy Magnum Panel (MP Series) User Manual
Page 118

© 2011 Magnum Energy, Inc.
Page 111
Appendix A - Optional Equipment and Accessories
Info: Make sure enough insulation is stripped so that the inverter’s AC input wire is
fully inserted in the AC terminal block and enough uninsulated wire is still available
to contact with the lightning arrestor wire, when using a service entrance connector.
Info: Some readily used service entrance connectors are the Type SX manufactured
by Ilsco (
www.ilsco.com
), or the Type N manufactured by Thomas and Betts (
www.
tnb.com
).
N
OTE
: C
RIMP
A
RING
TERMINAL
WITH
A
5/16"
OPENING
TO
THE
LIGHTNING
ARRESTOR
WIRES
AND
THEN
CONNECT
TO
THE
M
AGNUM
INVERTER
’
S
DC
TERMINALS
. F
OLLOW
THE
PROPER
DC
HARDWARE
STACK
AND
ENSURE
THERE
IS
NOTHING
BETWEEN
THE
DC
CABLES
AND
THE
INVERTER
’
S
DC
TERMINALS
.
Lightning
Arrestor
(DC rated)
T
O
P
ROTECT
I
NVERTER
’
S
DC
INPUT
T
O
P
ROTECT
I
NVERTER
’
S
AC
INPUT
SIDE VIEW
of an AC input
circuit
breaker
S
ERVICE
E
NTRANCE
C
ONNECTOR
(
SPLIT
BOLT
)
I
NVERTER
AC
INPUT
W
IRE
L
IGHTNING
A
RRESTOR
W
IRE
N
OTE
: T
HE
AC I
NPUT
C
IRCUIT
B
REAKER
(
S
)
ARE
NOT
RATED
TO
CONNECT
MORE
THAN
ONE
WIRE
.
T
HEREFORE
,
TO
CONNECT
A
LIGHTNING
ARRESTOR
TO
THE
AC
CIRCUIT
BREAKER
,
A
SERVICE
ENTRANCE
CONNECTOR
(
OR
SPLIT
BOLT
)
IS
REQUIRED
TO
CONNECT
BOTH
THE
INVERTER
’
S
AC
INPUT
WIRE
AND
THE
LIGHTNING
ARRESTOR
WIRE
.
E
NSURE
THE
SERVICE
ENTRANCE
CONNECTORS
ARE
INSULATED
FROM
EACH
OTHER
TO
PREVENT
THEM
FROM
SHORTING
TO
EACH
OTHER
.
Lightning
Arrestor
(AC rated)
Lightning
Arrestor
(DC rated)
T
O
P
ROTECT
I
NPUT
TO
DC
LOADS
Figure A10-2, Wiring Lightning Arrestor to MP Enclosure