Product Data Sheet
Copper Wire Only
Wire Range with Wire Binding Screw: #12 - #22 AWG (solid recommended)
3/8” Centers
Electrical Ratings:
• 20A with unprepared wire, (Based on NEC Table 310-16, 75°C columns)
• 20A with Listed ring lug, (Based on NEC Table 310-16, 75°C columns)
• 300 Volts AC/DC (UL 1059 Class B, Use Group – Commercial Appliances)
• 150 Volts AC/DC (UL 1059 Class C, Use Group – General Industrial)
• Short Circuit Current Rating: 10,000A (Default)
• Approved for Factory and Field Wiring.
NOTE: Use outside these ratings must be judged in end-use application
Mechanical Ratings:
• Insulator base temperature rating: -40° C/F to 130°C (266°F) UL RTI
• Flammability rating of insulator base: UL 94V-0
Materials:
• Connector (Contact): Brass, tin plated.
• Insulator base: Glass-filled polycarbonate (Thermoplastic)
• Drive screw (Rivet): Stainless steel
• Screw, #6-32 Binder head, Phil-Slot: Steel, nickel plated
Agency Approvals:
• UL Recognized, UL 1059 Terminal Block Standard, File No. XCFR2.E47811
• CSA Certified, CSA C22.2 No. 158, File No. LR19766
• CE compliant, IEC 60947-7-1
• RoHS Compliant
670A RZ XX
Replace “XX” with 01 through 36 for number of poles
Terminal Block– Closed Back
20 Amps, 300 Volts
(AC/DC), Class B
(6 Pole shown)
Wire Range:
Copper Wire Stranding Classes - Number of Conductors
Wire Size
Torque
Solid
Class B
Class C
12
12 in. Lbs
1
14 12 in. Lbs 1 1 1
16
12 in. Lbs
1
18
12 in. Lbs
1
20
12 in. Lbs
1
22
12 in. Lbs
1
Mounting:
Suggested product mounting hardware: #6 fastener, torque to 10-15 in. lbs.
Accessories:
• Printing: for printing options, see Terminal Block Printing
http://marathonsp.com/CatalogPDFs/TBPrinting.pdf
• Marking strips (Sub mounted or Top mounted)
http://marathonsp.com/CatalogPDFs/TopMountedMS.pdf
http://marathonsp.com/CatalogPDFs/SubMounted.pdf
• Cover – top mounted (May not accommodate some hardware options)
.
Order CW (white) or CB (Black). Can be printed.
http://marathonsp.com/CatalogPDFs/TopMountedCover.pdf
• Phil-Slot Brass Screw (PSB)
Dimensions
Dimensions
Catalog No
# of Poles
A
B
Catalog No
# of Poles
A
B
670A RZ 01
1
1.03
0.75
X
670A RZ 19
19
7.78
7.50
670A RZ 02
2
1.41
1.13
X
670A RZ 20
20
8.16
7.88
670A RZ 03
3
1.78
1.50
X
670A RZ 21
21
8.53
8.25
670A RZ 04
4
2.16
1.88
X
670A RZ 22
22
8.91
8.63
670A RZ 05
5
2.53
2.25
X
670A RZ 23
23
9.29
9.01
670A RZ 06
6
2.91
2.63
X
670A RZ 24
24
9.66
9.38
670A RZ 07
7
3.28
3.00
X
670A RZ 25
25
10.04
9.76
670A RZ 08
8
3.66
3.38
X
670A RZ 26
26
10.41
10.13
670A RZ 09
9
4.03
3.75
X
670A RZ 27
27
10.79
10.51
670A RZ 10
10
4.41
4.13
X
670A RZ 28
28
11.17
10.89
670A RZ 11
11
4.78
4.50
X
670A RZ 29
29
11.54
11.26
670A RZ 12
12
5.16
4.88
X
670A RZ 30
30
11.92
11.64
670A RZ 13
13
5.53
5.25
X
670A RZ 31
31
12.29
12.01
670A RZ 14
14
5.91
5.63
X
670A RZ 32
32
12.67
12.39
670A RZ 15
15
6.28
6.00
X
670A RZ 33
33
13.05
12.77
670A RZ 16
16
6.66
6.38
X
670A RZ 34
34
13.42
13.14
670A RZ 17
17
7.03
6.75
X
670A RZ 35
35
13.80
13.52
670A RZ 18
18
7.41
7.13
X
670A RZ 36
36
14.17
13.89
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PDS 0253 REV D 02/14/17