Electromechanical Terminal Blocks
Porcelain terminal blocks
SERIES 560
Explosion-proof modular flat screw connectors
FEATURES
Series 560 ceramic terminal blocks offer a
variety of models for explosion-proof and high
temperature applications.
These terminals comprise of a glazed steatite
mount and two riveted flat-type screw terminals
secured to prevent them from twisting, similar to
DIN 41000, with binding clip C or D and spring
washers B DIN 127. The blocks may either be
used rail mounted or independently. The base
has a longitudinal slot at the bottom for non-twist
securing on mounting rails 16mm x 3mm (0.63” x
0.12”). The surfaces next to the screw-fixing hole
can be used for marking purposes.
Recommended mounting hardware: M4 pan
head screw.
Approvals
Nominal Cross-Section mm2
20-12
AWG
20A
300
20-12
AWG
25A
600
Voltage Rating
V
TECHNICAL DETAILS
Formers:
Inserts:
Screws:
Lock washer:
Binding clip:
Temp. upper limit:
Current rating:
Voltage rating:
Conductor size:
Stripping length:
Steatite KER 220, DIN 40685, colour white
brass, nickel plated
M4 steel, zinc plated, blue passivated
steel, zinc plated, blue passivated
steel, zinc plated, blue passivated
as per EX approvals: 40º C (104º F)
physical limit of materials: 240º C (464º F)
see approvals
see approvals
2.5mm
2
8mm
2
APPROVED TYPES
Part number:
Part number:
Type designation
560-EN-K4CF:
560-EN-K4DF:
without groove, with wire clip C & spring washer
without groove, with wire clip D & spring washer
Part number:
Part number:
Part number:
Part number:
Part number:
Part number:
NOT EX APPROVED TYPES
Type designation
560-R4:
with groove
560-R4F:
with groove & spring washer
560-K4C:
without groove, with wire clip C
560-K4CF:
without groove, with wire clip C & spring washer
560-K4DF:
without groove, with wire clip D & spring washer
560-K4DF - V2A:
stainless steel version of the 560-K4DF.
Temperature resistant up to 500º C / 940º F
+ 44 (0) 1273 431600
+44 (0) 1273 439288
sales@metway.co.uk
www.metway.co.uk
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