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General information about pre-insulated terminals
The table below shows properties for Designation example
Elpress pre-insulated terminals insulation.
Note the properties are general since the Cat no. A1532R (E, FLS, G etc.)
influences of environment, temperature, A = pre-insulated
etc. can affect the terminals. Polycarbona- 15 = cross sectional area (1.5 mm2)
te, PC, and polyamide, PA, are halogen-free, 32 = characteristic size (Hole 3.2 mm)
i.e. they do not contain any of the substan- E = end connectors
ces fluoride, chlorine, bromide or iodine. FLS = receptacles, rolled type
FLSF = receptacles, fully insulated rolled type
Insulation Max. tem- Halogen Flammability FLSH = multiple tabs, rolled type (piggy back)
material perature -free class, UL94 FLST = receptacles, rolled type, tin-bronze
PA (Polya- 105° Yes V0 G = fork terminals
mide) GB = flanged fork terminals
PC (Poly- 115° Yes V2 H = tabs (male)
carbonate) HA = bullets (male)
System Elpress PVC 60° No, V0 HO = sockets (female)
(Polyvinyl chlorine K = hook terminals
System Elpress consists of terminals and chloride) PSK = parallel connectors
tools that are designed and tested to- R = ring terminals
gether to give a certified crimping result. SF = blade terminals
This ensures that users will feel confident Easy-entry SFB = blade terminals, flanged
when using our systems, and that a se- Elpress insulation sleeves are usually of SFK = blade terminals, short pin
cure connection will be achieved through the easy-entry type, which means it gui- SFL = blade terminals, long pin
the proper handling of our products. SFN = blade terminals, with tab
des the conductor strands properly into SR = pin terminals
the terminal neck. The risk of back-folded SRK = pin terminals, short pin
Pre-insulated terminals and stray strands, possibly resulting in SK = through connectors
Elpress ring, fork and pin terminals are flash-overs or reduced electrical proper- SKW = through connectors with heat shrink
made of high-class copper 99.95%. The ties, is therefore eliminated. insulation
tab and bullet terminals are made of
brass or tin-bronze. All terminals are then
electrolytically tin-plated for maximum
corrosion protection. The terminal’s neck
is brazed and annealed, which means
it can be crimped in any direction. The Easy-entry.
metal in the receptacles’ neck is double
folded. This means that the finished ter- Labelling of pre-insulated
minal has excellent mechanical strength terminals
and low resistance.
Elpress pre-insulated terminals are label-
led with logo, cross sectional area and
Insulation material any applicable screw diameter to facilita- Crimping of Elpress pre-insulated ring
Elpress insulation sleeves are usually te work and controllability. When contact terminal with hand tool GSA0760.
made from halogen-free polycarbonate, crimping pre-insulated terminals, Elpress
PC, which has excellent deformation crimping dies/tools leave an imprint in
properties. Furthermore, it maintains its the insulation sleeve so that all crimped
vibration support up to high temperatu- terminals can be inspected retrospecti-
res. Caution must be exercised in case of vely in accordance with the requirements
alkaline exposure. Some types of termi- of many standards.
nals have insulation of PA, nylon, which
is also halogen-free, or PVC (not halogen
free. The colour of the insulation sleeve
indicates the cross-sectional area that the
terminal is intended for:
Bright yellow sleeve 0.1 - 0.5 mm²
Green sleeve* 0.25 - 0.75 mm²
Red sleeve 0.5 - 1.5 mm²
Blue sleeve 1.5 - 2.5 mm²
Yellow sleeve 4-6 mm²
* or transparent white
Samples of Elpress crimped pre-
insulated terminals.
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