+ANNEX II

ANNEX II

ANNEX II

Exhaust emission limits referred to in Article 18(2)


Table II-1: Stage V emission limits for engine category NRE defined in point (1) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC

NOx

PM mass

PN

A

 

 

kW

 

g/kWh

g/kWh

g/kWh

g/kWh

#/kWh

 

Stage V

NRE-v-1

NRE-c-1

0 < P < 8

CI

8,00

(HC + NOx ≤ 7,50)

0,40 (1)

—

1,10

Stage V

NRE-v-2

NRE-c-2

8 ≤ P < 19

CI

6,60

(HC + NOx ≤ 7,50)

0,40

—

1,10

Stage V

NRE-v-3

NRE-c-3

19 ≤ P < 37

CI

5,00

(HC + NOx ≤ 4,70)

0,015

1 × 1012

1,10

Stage V

NRE-v-4

NRE-c-4

37 ≤ P < 56

CI

5,00

(HC + NOx ≤ 4,70)

0,015

1 × 1012

1,10

Stage V

NRE-v-5

NRE-c-5

56 ≤ P < 130

all

5,00

0,19

0,40

0,015

1 × 1012

1,10

Stage V

NRE-v-6

NRE-c-6

130 ≤ P ≤ 560

all

3,50

0,19

0,40

0,015

1 × 1012

1,10

Stage V

NRE-v-7

NRE-c-7

P > 560

all

3,50

0,19

3,50

0,045

—

6,00

(1)   

0,60 for hand-startable, air-cooled direct injection engines.


Table II-2: Stage V emission limits for engine category NRG defined in point (2) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC

NOx

PM mass

PN

A

 

 

kW

 

g/kWh

g/kWh

g/kWh

g/kWh

#/kWh

 

Stage V

NRG-v-1

NRG-c-1

P > 560

all

3,50

0,19

0,67

0,035

—

6,00


Table II-3: Stage V emission limits for engine category NRSh defined in point (3) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC + NOx

 

 

kW

 

g/kWh

g/kWh

Stage V

NRSh-v-1a

0 < P < 19

SI

805

50

Stage V

NRSh-v-1b

603

72


Table II-4: Stage V emission limits for engine category NRS defined in point (4) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC + NOx

 

 

kW

 

g/kWh

g/kWh

Stage V

NRS-vr-1a

NRS-vi-1a

0 < P < 19

SI

610

10

Stage V

NRS-vr-1b

NRS-vi-1b

610

8

Stage V

NRS-v-2a

19 ≤ P ≤ 30

610

8

Stage V

NRS-v-2b

NRS-v-3

19 ≤ P < 56

4,40 (*1)

2,70 (*1)

(*1)   

Optionally, as an alternative, any combination of values satisfying the equation (HC + NOX) × CO0,784 ≤ 8,57 as well as the following conditions: CO ≤ 20,6 g/kWh and (HC + NOX) ≤ 2,7 g/kWh


Table II-5: Stage V emission limits for engine category IWP defined in point (5) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC

NOx

PM mass

PN

A

 

 

kW

 

g/kWh

g/kWh

g/kWh

g/kWh

#/kWh

 

Stage V

IWP-v-1

IWP-c-1

19 ≤ P < 75

all

5,00

(HC + NOx ≤ 4,70)

0,30

—

6,00

Stage V

IWP-v-2

IWP-c-2

75 ≤ P < 130

all

5,00

(HC + NOx ≤ 5,40)

0,14

—

6,00

Stage V

IWP-v-3

IWP-c-3

130 ≤ P < 300

all

3,50

1,00

2,10

0,10

—

6,00

Stage V

IWP-v-4

IWP-c-4

P ≥ 300

all

3,50

0,19

1,80

0,015

1 × 1012

6,00


Table II-6: Stage V emission limits for engine category IWA defined in point (6) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC

NOx

PM mass

PN

A

 

 

kW

 

g/kWh

g/kWh

g/kWh

g/kWh

#/kWh

 

Stage V

IWA-v-1

IWA-c-1

19 ≤ P < 75

all

5,00

(HC + NOx ≤ 4,70)

0,30

—

6,00

Stage V

IWA-v-2

IWA-c-2

75 ≤ P < 130

all

5,00

(HC + NOx ≤ 5,40)

0,14

—

6,00

Stage V

IWA-v-3

IWA-c-3

130 ≤ P < 300

all

3,50

1,00

2,10

0,10

—

6,00

Stage V

IWA-v-4

IWA-c-4

P ≥ 300

all

3,50

0,19

1,80

0,015

1 × 1012

6,00


Table II-7: Stage V emission limits for engine category RLL defined in point (7) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC

NOx

PM mass

PN

A

 

 

kW

 

g/kWh

g/kWh

g/kWh

g/kWh

#/kWh

 

Stage V

RLL-c-1

RLL-v-1

P > 0

all

3,50

(HC + NOx ≤ 4,00)

0,025

—

6,00


Table II-8: Stage V emission limits for engine category RLR defined in point (8) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC

NOx

PM mass

PN

A

 

 

kW

 

g/kWh

g/kWh

g/kWh

g/kWh

#/kWh

 

Stage V

RLR-c-1

RLR-v-1

P > 0

all

3,50

0,19

2,00

0,015

1 × 1012

6,00


Table II-9: Stage V emission limits for engine category SMB defined in point (9) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

NOx

HC

 

 

kW

 

g/kWh

g/kWh

g/kWh

Stage V

SMB-v-1

P > 0

SI

275

—

75


Table II-10: Stage V emission limits for engine category ATS defined in point (10) of Article 4(1)

Emission stage

Engine sub-category

Power range

Ignition type

CO

HC + NOx

 

 

kW

 

g/kWh

g/kWh

Stage V

ATS-v-1

P > 0

SI

400

8

Specific provisions on total hydrocarbon (HC) limits for fully and partially gaseous-fuelled engines

1. For the sub-categories where an A-factor is defined, the HC limit for fully and partially gaseous-fuelled engines indicated in Tables II-1 to II-10 is replaced by a limit calculated using the following formula:

HC = 0,19 + (1,5 × A × GER)

where GER is the average gas energy ratio over the appropriate test cycle. Where both a steady-state and transient test cycle apply, the GER shall be determined from the hot-start transient test cycle. Where more than one steady-state test cycle applies, the average GER shall be determined for each cycle individually.

If the calculated limit for HC exceeds the value of 0,19 + A, the limit for HC shall be set to 0,19 + A.

image

Figure 1. Diagram showing HC emission limit as function of average GER

2. For sub-categories with a combined HC and NOx limit, the combined limit value for HC and NOx shall be reduced by 0,19 g/kWh and apply for NOx only.

3. For non-gaseous-fuelled engines, the formula does not apply.

1. Overview

,
Summary Regulation

1.1 References

1.2 Identified Requirements

1.3 Related Standards

2. Identified Requirements

Requirements
Source Requirement

3. Related Standards

Standards
Source Requirement
  • Builddate: 17.07.2022 00:00:00 -Doknr: CELEX:32016R1628
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