
Dimensions shown are for reference only. Dimensions are in inches.
LR25557
E63810
NEMA Terminal Blocks
Heavy Duty
276
Thomas & Betts Electronics/OEM Division Tel: 901-252-5000 Fax: 901-252-1312
200 SERIES
HEAVY DUTY
600 V, 0.50" PITCH
STRAP SCREW
STRAP CLAMP
TUBULAR SCREW
TUBULAR CLAMP
CHARACTERISTICS
Type of Block
Model
Direct Mount (Flat Base)
Nylon, Unpainted
241
248
242
243
Polypropylene
P241
P248
P242
P243
Channel Mount (Dovetail Base)
Nylon, Painted
0241
0248
0242
0243
Polypropylene
P0241
P0248
P0242
P0243
Contact Type
Specifications
Wire Range (AWG)
Solid & Stranded
22-10
18-8
18-4
18-6
Wire Strip Length (in.)
—
1/
2
1/
2
1/
2
Screw Type
10-32
8-32
1/
4-28
1/
4-28
slotted binding head
pan head
slotted headless
Ampacity
35 A
50 A
85 A
65 A
End Sections
Direct Mount, Nylon
250
Direct Mount, Polypropylene
P250
Channel Mount, Nylon
0250
Channel Mount, Polypropylene
P0250
NOTE: Standard packaging is 40 pieces for contact and 25 pieces for end sections.
NOTES:
For factory assembled blocks, suffix catalog number with
number of blocks desired. (Maximum number of flat base
preassembled sections is 12).
Example: Ten tubular clamp, dovetail based sections, pre-
assembled on channel = 024310
Example: Twelve polypropylene strap clamp flat base sec-
tions = P24812
For unpainted factory assembled blocks supplied with a
removable marking strip add — 1 to catalog number.
For blocks with two or more different contact sections,
imprinted marking strips, or special features, consult
factory.
Available in special high temperature (70°C) polytherimide
material. To order, suffix catalog number with letters “EHT.”
Comparison (Type of Block)
Direct Mount
Channel Mount
(Flat Base)
(Dovetail Base)