Curtis 1234SE - High Current Connections and Wiring Guidelines; Table 1 High Current Connections

6
Curtis 1232E/34E/36E/38E & 1232SE/34SE/36SE Manual, os 30
24 NOVEMBER 2015
2 — INSTALLATION & WIRING: High Current Connections
HIGH CURRENT CONNECTIONS
ere are ve high-current terminals, identied on the controller housing as
B+, B-, U, V, and W.
Table 1 High Current Connections
terminal function
B+ Positive battery to controller.
B- Negative battery to controller.
U Motor phase U.
V Motor phase V.
W Motor phase W.
Lug assembly: 1232E/SE and 1234E/SE models
Five aluminum M6 terminals are provided. Lugs should be installed as follows,
using M6 bolts sized to provide proper engagement (see diagram):
• Placethelugontopofthealuminumterminal, followed by
a high-load safety washer with its convex side on top. e
washer should be a
SCHNORR 416320, or equivalent.
• Iftwolugsareusedonthesameterminal, stack them so the
lug carrying the least current is on top.
• Tightentheassemblyto10.2±1.1N·m(90±10in-lbs).
M6 BOLT
HIGH LOAD
SAFETY WASHER
LUG
M6 TERMINAL
SECTION VIEW
1232E/SE, 1234E
EXPLODED VIEW
10 mm MIN
DEPTH
18 mm
MAX
DEPTH
SECTION VIEW
1234SE
11.75 mm MIN
DEPTH
19.75 mm
MAX
DEPTH
1234SE
has larger
terminal