Annex to Certificate
IECEx VTT 14.0020X
1 (4)
Rated values
1. Boxes with terminals only (terminal boxes)
Voltage: Max 50 V
Number of cable glands: According to Table 2
2. Boxes with terminals, transmitters, arresters and proximity transducer amplifiers (instrument
boxes)
Voltage as above, and additionally:
Ex i transmitters:
Supply and output circuit (terminals 1 and 2): In type of protection intrinsic safety Ex ia IIC or
Ex ia IIIC, only connection to a certified intrinsically safe circuit with the following maximum
values: Ui = 30 V, Ii = 120 mA, Pi = 0.84 W, Li = 10 H, Ci = 1 nF.
Sensor circuits (terminals 3...6): In type of protection intrinsic safety Ex ia IIC or Ex ia IIIC, with
the following maximum values: U o = 9.6 V, Io = 28 mA, Po = 67 mW, Lo = 35 mH, Co = 3.5 F.
Ex i arresters: Ui = 30 V, Ii = 500 mA, Pi = 850 mW, Li = 1 H, Ci = 1.1 nF
Ex i proximity transducer amplifiers: Ui = -28 V, Ii = 140 mA, Pi = 0.91 W;
Terminal J1: Ci = 0, Li = 10 H; Terminal J2: Ci = 5.7 nF, Li = 0.85 mH.
Components
Enclosures:
ROSE Systemtechnik GmbH, types 34…
II 2 G Ex e IIC Gb
II 2 D Ex tb IIIC Db, IP66
Tamb = -55 C …+135 C
Tamb = -50 C …+100 C (with inspection window)
IECEx PTB 07.0059U, PTB 00 ATEX 1101U
Ensto Finland Oy, types Cubo X…
II 2 G Ex e IIC Gb
II 2 D Ex t IIC Db, IP66
Tamb = -55 C …+85 C
IECEx DNV 11.0005U, DNV 11 ATEX 98909U
IECEx PRE 14.0042U, Presafe 14 ATEX 5378U
Annex to Certificate
IECEx VTT 14.0020X
2 (4)
Terminals:
Phoenix Contact; see types, certificate references, and rated cross sections in Table 1
II 2 GD Ex eb IIC
Tamb = -60 C …+110 C
Table 1: The rated terminal cross sections, allowable cable cross sections and the component
certificates for the Phoenix Contact terminal types included in this certificate. In addition, protective
conductor terminal blocks (listed types with suffix –PE) are allowed and the same rated terminal
cross sections and allowable cable cross sections apply.
Phoenix Contact
terminal type
ST 1,5
ST 1,5-QUATTRO
ST 2,5
ST 2,5-QUATTRO
ST 4
ST 4-QUATTRO
ST 6
UT 6
ST 10
Rated
terminal
cross
section
[mm2]
Cable
cross
sections
[mm2]
Certificates
1.5
0.2–1.5
IECEx KEM 06.0043U, KEMA 01 ATEX 2129U
2.5
0.2–2.5
IECEx KEM 06.0051U, KEMA 00 ATEX 2052U
4
0.2–4
6
6
10
0.2–6
0.2–6
1.5–10
Cable glands:
Hummel AG, type HSK-M-EMV-Ex
II 2 G Ex e IIC Gb
II 1 D Ex ta IIIC Da, IP 66
Tamb = -60 C …+95 C
IECEx KEM 07.0014X, KEMA 99 ATEX 6971X
Hawke International, types 501/421 and 501/414
II 2 G Ex e IIC Gb
II 2 D Ex tb IIIC Db, IP66
Tamb = -60 C …+80 C
IECEx BAS 06.0013X, Baseefa 06 ATEX 0056X
IECEx KEM 06.0050U, KEMA 00 ATEX 2129U
IECEx KEM 06.0027U, KEMA 04 ATEX 2048U
IECEx KEM 06.0033U, KEMA 01 ATEX 2260U
Annex to Certificate
IECEx VTT 14.0020X
3 (4)
Table 2: Maximum number of cable glands.
ZWT1 _505020-_BS
ZWT1 _505020-_SS
PG
thread
Metric
thread
NPT
thread
All side
walls
Back
wall
ZWT1 _323220-_BS
ZWT1 _323220-_SS
ZWT1 _323223-_BW
ZWT1 _323223-_SW
All side
Back wall
walls
PG 7 or
PG9
PG 11
PG 13,5
or PG 16
M12
32
48
18
32
24
48
36
PG 21
PG 29
M25
M32
13
8
PG 36
M40
3/8”
NPT
1/2” or
3/4”
NPT
1” NPT
1 1/4”
NPT
1 1/2”
NPT
6
M16
M20
ZWT1 _202012-_BS
ZWT1 _202012-_SS
Walls
with
gland
plate
8
Back
wall
27
Walls
without
gland
plate
8
18
16
27
24
8
5
8
5
6
4
20
12
7
4
11
6
3
2
3
2
2
2
9
3
5
2
0
1
Closing devices (plugs):
Hummel Elektrotechnik GmbH, type V-MS-Ex 1.199.****.**
II 2 G Ex e II
II 1 D Ex tD A20 IP68
Tamb = -60 C …+180 C
IECEx BVS 07.0021, DMT 03 ATEX E 049
Hawke International, type 387
II 2 G Ex e IIC Gb
II 2 D Ex tb IIIC Db, IP66
Tamb = -60 C …+80 C
IECEx BAS 06.0029U, Baseefa 06 ATEX 0118U
Adaptors:
Hawke International, type 476
II 2 G Ex e IIC Gb
II 2 D Ex tb IIIC Db, IP66
Tamb = -60 C …+80 C
IECEx BAS 11.0037X, Baseefa 11 ATEX 0067X
Transmitters:
PR Electronics A/S, type 5335D HART
II 1 G Ex ia IIC T4 Ga
II 1 D Ex ia IIIC Da
Tamb = -40 C …+85 C
IECEx KEM 10.0083, KEMA 03 ATEX 1537
6
Annex to Certificate
IECEx VTT 14.0020X
Overvoltage arresters:
Phoenix Contact GmbG & Co., type Plugtrab PT 4-EX(I)-24DC-ST
II 1 G Ex ia IIC T4 Ga
II 1 D Ex ia IIIC T135 C Da
Tamb = -40 C …+80 C
IECEx KEM 10.0063X, KEMA 00 ATEX 1099X
Proximity transducer amplifiers:
Bently Nevada Inc, type 3300XL Proximitor Sensor, 330180-51-05
II 1 G Ex ia IIC T4 Ga
Tamb = -51 C …+100 C
IECEx BAS 04.0055X, BAS 99 ATEX 1101
The above mentioned components, excluding enclosures, may be replaced by equivalent Ex
certified components taking into consideration the required equipment group, temperature
classification and creepage and clearance distances.
Degree of protection
IP 66
Documents
The equipment is installed in the enclosure as shown in the following principle drawings:
ABB Oy: 3AFP 9923012 rev C
ABB Oy: 3AFP 9923014 rev C
ABB Oy: 3AFP 9923016 rev C
ABB Oy: 3AFP 9923017 rev C
4 (4)